A white woman marries a black man. They have four children — 2 sons and 2 daughters. What proportion of these chi 1dren is likely to be black (a) 25% (b) 50% (c) 100% (d) none

A white woman marries a black man. They have four children — 2 sons and 2 daughters. What proportion of these chi 1dren is likely to be black (a) 25% (b) 50% (c) 100% (d) none
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A woman with two genes for haemophilia and one gene for colour blindness on one of the ‘X’ chromosomes marries a normal man. How will the progeny be? (a) 50% haemophilic colour-blind sons and 50% normal sons. (b) 50% haemophilic daughters (carrier) and 50% colour blind daughters (carrier). (c) All sons and daughters haemophilic and colour- blind. (d) Haemophilic and colour-blind daughters.

Description : A woman with two genes for haemophilia and one gene for colour blindness on one of the X' chromosomes marries a normal man. How will the progeny be? (a) 50% haemophilic colour-blind sons ... ). (c) All sons and daughters haemophilic and colour- blind. (d) Haemophilic and colour-blind daughters.

Last Answer : (b) 50% haemophilic daughters (carrier) and 50% colour blind daughters (carrier).

.A normal-visioned man whose father was colour- blind, marries a woman whose father was also colour-blind. They have their first child as a daughter. What are the chances that this child would be colour-blind? (a) 100% (b) Zero percent (c) 25% (d) 50%

Description : .A normal-visioned man whose father was colour- blind, marries a woman whose father was also colour-blind. They have their first child as a daughter. What are the chances that this child would be colour-blind? (a) 100% (b) Zero percent (c) 25% (d) 50%

Last Answer : Zero percent

A normal-visioned man whose father was colour-blind, marries a woman whose father was also colour-blind. They have their first child as a daughter. What are the chances that this child would be colour-blind ? (1) 50% (2) 100% (3) Zero percent (4) 25%

Description : A normal-visioned man whose father was colour-blind, marries a woman whose father was also colour-blind. They have their first child as a daughter. What are the chances that this child would be colour-blind ? (1) 50% (2) 100% (3) Zero percent (4) 25%

Last Answer : (3) Zero percent

.A diseased man marries a normal woman. They get three daughters and five sons. All the daughters were diseased and sons were normal. The gene of this disease is (a) sex linked dominant (b) sex linked recessive (c) sex limited character (d) autosomal dominant.

Description : .A diseased man marries a normal woman. They get three daughters and five sons. All the daughters were diseased and sons were normal. The gene of this disease is (a) sex linked dominant (b) sex linked recessive (c) sex limited character (d) autosomal dominant.

Last Answer : (a) sex linked dominant

A man whose father was colour blind marries a woman who had a colour blind mother and normal father. What percentage of male children of this couple will be colour blind? (a) 25% (b) 0% (c) 50% (d) 75%

Description : A man whose father was colour blind marries a woman who had a colour blind mother and normal father. What percentage of male children of this couple will be colour blind? (a) 25% (b) 0% (c) 50% (d) 75%

Last Answer : (c) 50%

.A person whose father is colour blind marries a lady whose mother is daughter of a colour blind man. Their children will be (a) all sons colour blind (b) some sons normal and some colour blind (c) all colour blind (d) all daughters normal.

Description : .A person whose father is colour blind marries a lady whose mother is daughter of a colour blind man. Their children will be (a) all sons colour blind (b) some sons normal and some colour blind (c) all colour blind (d) all daughters normal.

Last Answer : (d) all daughters normal.

4. A haemophilic man marries a normal homozygous woman. What is the probability that their son will be haemophilic a) 100% b) 75 % c) 50% d) 0%

Description : 4. A haemophilic man marries a normal homozygous woman. What is the probability that their son will be haemophilic a) 100% b) 75 % c) 50% d) 0%

Last Answer : d) 0%

A marriage between normal visioned man and colour blind woman will produce offspring (a) colour blind sons and 50% carrier daughter (b) 50% colourblind sons and 50% carrier daughter (c) normal males and carrier daughters (d) colour blind sons and carrier daughters.

Description : A marriage between normal visioned man and colour blind woman will produce offspring (a) colour blind sons and 50% carrier daughter (b) 50% colourblind sons and 50% carrier daughter (c) normal males and carrier daughters (d) colour blind sons and carrier daughters.

Last Answer : (d) colour blind sons and carrier daughters.

When a color blind man marries a woman pure for normal color vision, it is probable that one of the following situations may result. Is it probable that a) all the children will be color blind b) all the grandchildren will be color blind c) only the sons will be colorblind d) half the grandsons will be color blind

Description : When a color blind man marries a woman pure for normal color vision, it is probable that one of the following situations may result. Is it probable that a) all the children will be color blind b) ... will be color blind c) only the sons will be colorblind d) half the grandsons will be color blind

Last Answer : ANSWER: D -- HALF THE GRANDSONS WILL BE COLOR BLIND

.If a colour blind woman marries a normal visioned man, their sons will be (a) all colour blind (b) all normal visioned (c) one-half colour blind and one-half normal (d) three-fourths colour blind and one-fourth normal.

Description : .If a colour blind woman marries a normal visioned man, their sons will be (a) all colour blind (b) all normal visioned (c) one-half colour blind and one-half normal (d) three-fourths colour blind and one-fourth normal.

Last Answer : (a) all colour blind

A man and a woman, who do not show any apparent signs of a certain inherited disease, have seven children (2 daughters and 5 sons). Three of the sons suffer from the given disease but none of the daughters affected. Which of the following mode of inheritance do you suggest for this disease? (a) Sex-linked dominant (b) Sex-linked recessive (c) Sex-limited recessive (d) Autosomal dominant

Description : A man and a woman, who do not show any apparent signs of a certain inherited disease, have seven children (2 daughters and 5 sons). Three of the sons suffer from the given disease but none ... ? (a) Sex-linked dominant (b) Sex-linked recessive (c) Sex-limited recessive (d) Autosomal dominant

Last Answer : (b) Sex-linked recessive

Before a woman marries a man, does she wonder what their children will look like?

Description : Before a woman marries a man, does she wonder what their children will look like?

Last Answer : I didn’t.

Blue eye colour is recessive to brown eye colour. A brown eyed man whose mother was blue eyed marries a blue-eyed woman. The children will be (a) both blue eyed and brown eyed 1 : 1 (b) all brown eyed (c) all blue eyed (d) blue eyed and brown eyed 3 : 1.

Description : Blue eye colour is recessive to brown eye colour. A brown eyed man whose mother was blue eyed marries a blue-eyed woman. The children will be (a) both blue eyed and brown eyed 1 : 1 (b) all brown eyed (c) all blue eyed (d) blue eyed and brown eyed 3 : 1.

Last Answer : (a) both blue eyed and brown eyed 1 : 1

.A normal woman, whose father was colour-blind is married to a normal man. The sons would be (a) 75% colour-blind (b) 50% colour-blind (c) all normal (d) all colour-blind.

Description : .A normal woman, whose father was colour-blind is married to a normal man. The sons would be (a) 75% colour-blind (b) 50% colour-blind (c) all normal (d) all colour-blind.

Last Answer : (b) 50% colour-blind

A woman has an X-linked condition on one of her X chromosomes. This chromosome can be inherited by (a) only daughters (b) only sons (c) only grandchildren (d) both sons and daughters

Description : A woman has an X-linked condition on one of her X chromosomes. This chromosome can be inherited by (a) only daughters (b) only sons (c) only grandchildren (d) both sons and daughters

Last Answer : (d) both sons and daughters.

If a dwarf pea plant was treated with gibberellic acid, it became as tall, as tall pea plants. If these pea plants are crossed with pure tall pea plants, what will be the phenotypic ratio in F1 generation? (a) All dwarf plants (b) 50% tall and 50% dwarf plants (c) 75% tall and 25% dwarf plants (d) 100% tall plants

Description : If a dwarf pea plant was treated with gibberellic acid, it became as tall, as tall pea plants. If these pea plants are crossed with pure tall pea plants, what will be the phenotypic ratio in F1 generation? ... (b) 50% tall and 50% dwarf plants (c) 75% tall and 25% dwarf plants (d) 100% tall plants

Last Answer : Ans. ((d))

For 100% modulation, power in each sideband is ________ of that of carrier? a) 50% b) 70% c) 60% d) 25%

Description : For 100% modulation, power in each sideband is ________ of that of carrier? a) 50% b) 70% c) 60% d) 25%

Last Answer : Ans: D

100% modulation in AM means a corresponding increase in total power by: A. 25% B. 75% C. 100% D. 50%

Description : 100% modulation in AM means a corresponding increase in total power by: A. 25% B. 75% C. 100% D. 50%

Last Answer : D. 50%

Lactose has water solubility of a. 100% b. 50% c. 18% d. 25%

Description : Lactose has water solubility of a. 100% b. 50% c. 18% d. 25%

Last Answer : c. 18%

Albinism is known to be due to an autosomal recessive mutation. The first child of a couple with normal skin pigmentation was an albino. What is the probability that their second child will also be an albino? (a) 50% (b) 75% (c) 100% (d) 25%

Description : Albinism is known to be due to an autosomal recessive mutation. The first child of a couple with normal skin pigmentation was an albino. What is the probability that their second child will also be an albino? (a) 50% (b) 75% (c) 100% (d) 25%

Last Answer : (d) 25%

Down’s syndrome is caused by an extra copy of chromosome number 21. What percentage of offspring produced by an affected mother and a normal father would be affected by this disorder? (a) 100% (b) 75% (c) 50% (d) 25%

Description : Down’s syndrome is caused by an extra copy of chromosome number 21. What percentage of offspring produced by an affected mother and a normal father would be affected by this disorder? (a) 100% (b) 75% (c) 50% (d) 25%

Last Answer : (c) 50%

If both parents are carriers for thalassaemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child? (a) 25% (b) 100% (c) No chance (d) 50%

Description : If both parents are carriers for thalassaemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child? (a) 25% (b) 100% (c) No chance (d) 50%

Last Answer : 25%

A family of five daughter only is expecting sixth issue. The chance of its being a son is (a) zero (b) 25% (c) 50% (d) 100%.

Description : A family of five daughter only is expecting sixth issue. The chance of its being a son is (a) zero (b) 25% (c) 50% (d) 100%.

Last Answer : (c) 50%

Due to the cross between TTRr × ttrr the resultant progenies show what percent of tall, red flowered plants? (a) 50% (b) 75% (c) 25% (d) 100%

Description : Due to the cross between TTRr × ttrr the resultant progenies show what percent of tall, red flowered plants? (a) 50% (b) 75% (c) 25% (d) 100%

Last Answer : (a) 50%

In the P generation, a tall plant is crossed with a short plant. The probability that an F2 plant will be tall is a. 50%. b. 75%. c. 25%. d. 100%.

Description : In the P generation, a tall plant is crossed with a short plant. The probability that an F2 plant will be tall is a. 50%. b. 75%. c. 25%. d. 100%.

Last Answer : b. 75%.

A genetically diseased father (male) marries with a normal female and gives birth to 3 carrier girls and 5 normal sons. It may be which type of genetic disease? (a) Sex-influenced disease (b) Blood group inheritance disease (c) Sex-linked disease (d) Sex-recessive disease

Description : A genetically diseased father (male) marries with a normal female and gives birth to 3 carrier girls and 5 normal sons. It may be which type of genetic disease? (a) Sex-influenced disease (b) Blood group inheritance disease (c) Sex-linked disease (d) Sex-recessive disease

Last Answer : (c) Sex-linked disease

A party was held in which a grandmother, father, mother, four sons, their wives and one son and two daughters to each of the sons were present. The number of females present in the party is: (A) 12 (B) 14 (C) 18 (D) 24

Description : A party was held in which a grandmother, father, mother, four sons, their wives and one son and two daughters to each of the sons were present. The number of females present in the party is: (A) 12 (B) 14 (C) 18 (D) 24

Last Answer : Answer: B

.Haemophilic man marries a normal woman. Their offspring will be (a) all haemophilic (b) all boys haemophilic (c) all girls haemophilic (d) all normal

Description : .Haemophilic man marries a normal woman. Their offspring will be (a) all haemophilic (b) all boys haemophilic (c) all girls haemophilic (d) all normal

Last Answer : (d) all normal.

A woman with normal vision, but whose father was colour blind, marries a colour blind man. Suppose that the fourth child of this couple was a boy. This boy (a) may be colour blind or may be of normal vision (b) must be colour blind (c) must have normal colour vision (d) will be partially colour blind since he is heterozygous for the colour blind mutant allele

Description : A woman with normal vision, but whose father was colour blind, marries a colour blind man. Suppose that the fourth child of this couple was a boy. This boy (a) may be colour blind or ... colour vision (d) will be partially colour blind since he is heterozygous for the colour blind mutant allele

Last Answer : (a) may be colour blind or may be of normal vision

A colour blind man marries a woman with normal sight who has no history of colour blindness in her family. What is the probability of their grandson being colour blind ? (a) Nil (b) 0.25 (c) 0.5 (d) 1

Description : A colour blind man marries a woman with normal sight who has no history of colour blindness in her family. What is the probability of their grandson being colour blind ? (a) Nil (b) 0.25 (c) 0.5 (d) 1

Last Answer : b) 0.25

If a colour-blind man marries a woman who is homozygous for normal colour vision, the probability of their son being colour-blind is (a) 0 (b) 0.5 (c) 0.75 (d) 1.

Description : If a colour-blind man marries a woman who is homozygous for normal colour vision, the probability of their son being colour-blind is (a) 0 (b) 0.5 (c) 0.75 (d) 1.

Last Answer : a) 0

A man of A-blood group marries a woman of AB blood group. Which type of progeny would indicate that man is heterozygous A? (a) AB (b) A (c) O (d) B

Description : A man of A-blood group marries a woman of AB blood group. Which type of progeny would indicate that man is heterozygous A? (a) AB (b) A (c) O (d) B

Last Answer : B

A man with blood group ‘A’ marries a woman with blood group ‘B’. What are all the possible blood groups of their offspring? (a) A, B, AB and O (b) O only (c) A and B only (d) A, B and AB only

Description : A man with blood group ‘A’ marries a woman with blood group ‘B’. What are all the possible blood groups of their offspring? (a) A, B, AB and O (b) O only (c) A and B only (d) A, B and AB only

Last Answer : (a) A, B, AB and O

[Serious] Sons/Daughters of Mothers/Fathers who hated Men/Women, what are you comfortable sharing about what it was like to grow up with that kind of parental figure?

Description : [Serious] Sons/Daughters of Mothers/Fathers who hated Men/Women, what are you comfortable sharing about what it was like to grow up with that kind of parental figure?

Last Answer : answer:Attention! [Serious] Tag Notice Jokes, puns, and off-topic comments are not permitted in any comment, parent or child. Parent comments that aren't from the target group will be ... performed automatically. Please contact the moderators of this subreddit if you have any questions or concerns.

Parents of army-age youth - how do you feel about sending your sons and daughters to fight North Korea?

Description : Parents of army-age youth - how do you feel about sending your sons and daughters to fight North Korea?

Last Answer : answer:My sister's son tried to join the Navy a few years ago. I was supportive of the idea. I was pretty sure we would have different president at the time. Now I am very glad he ... needs to accelerate their nuclear program (just stay hush about it) to prevent aggression from the United States.

Has anyone taken their kid to work on Take Our Daughters and Sons to Work Day?

Description : Has anyone taken their kid to work on Take Our Daughters and Sons to Work Day?

Last Answer : I did (many times) and it really helped form my boys’ interest in science and engineering. They were able to see and play with all kinds of test equipment, engines, environmental test chambers, wind tunnel, etc. They got a much better understanding of the engineering world. The lessons stuck.

How good are your sons/daughters at at reading? What is their lexile score, if you know?

Description : How good are your sons/daughters at at reading? What is their lexile score, if you know?

Last Answer : answer:My 3 year old knows his alphabet and their individual sounds (no compounds yet, like “ph” or “gr”) and can sight-read certain words like “stop” “go” “cat” “dog” “Mama” “Daddy” and “Ian” My Lexile scores came back “post college” from about seventh grade on.

Who did Adam's (the progenitor) sons and daughters marry?

Description : Who did Adam's (the progenitor) sons and daughters marry?

Last Answer : answer:Dire needs call for dire measures. For “Creation” to have happened there would have had to been a lot of inbreeding. Not a lot of differentiation within the species. Nice Tags

Thirteen women are kneeling around a circle. A whistle blows, and suddenly all thirteen women began shouting out the names of their sons and daughters, while frantically waving their arms. At last, a whistle blows once again, and one of the women is awarded a trophy. What kind of insanity is happening here? -Riddles

Description : Thirteen women are kneeling around a circle. A whistle blows, and suddenly all thirteen women began shouting out the names of their sons and daughters, while frantically waving their arms. At last, a ... and one of the women is awarded a trophy. What kind of insanity is happening here? -Riddles

Last Answer : The thirteen women, along with their thirteen sons and daughters (all babies of a crawling age), are competing in a 'Fastest Crawling Baby Contest.' Initially, all of the babies were placed in ... to their mother outside of the circle was the winner, and the trophy was subsequently awarded to her.

Two grandmothers, with their two granddaughters; Two husbands, with their two wives; Two fathers, with their two daughters; Two mothers, with their two sons; Two maidens, with their two mothers; Two sisters, with their two brothers; Yet only six in all lie buried here; All born legitimate, from incest clear -Riddles

Description : Two grandmothers, with their two granddaughters; Two husbands, with their two wives; Two fathers, with their two daughters; Two mothers, with their two sons; Two maidens, with their two mothers; Two ... brothers; Yet only six in all lie buried here; All born legitimate, from incest clear -Riddles

Last Answer : Two widows each had a son, and each widow married the son of the other and then each had a daughter

Why did education for Jewish sons and daughters differ?

Description : Why did education for Jewish sons and daughters differ?

Last Answer : Education for Jewish sons and daughters differed to prepare themfor their expected roles in life.

A colour blind mother and normal father would have (a) colour blind sons and normal/carrier daughters (b) colour blind sons and daughters (c) all colour blind (d) all normal

Description : A colour blind mother and normal father would have (a) colour blind sons and normal/carrier daughters (b) colour blind sons and daughters (c) all colour blind (d) all normal

Last Answer : (a) colour blind sons and normal/carrier daughters

.Of a normal couple, half the sons are haemophiliac while half the daughters are carriers. The gene is located on (a) X-chromosome of father (b) Y-chromosome of father (c) one X-chromosome of mother (d) both the X-chromosomes of mother

Description : .Of a normal couple, half the sons are haemophiliac while half the daughters are carriers. The gene is located on (a) X-chromosome of father (b) Y-chromosome of father (c) one X-chromosome of mother (d) both the X-chromosomes of mother

Last Answer : (c) one X-chromosome of mother

If there was a family of hunchback with two sons and one daughter, then the first son married a girl and then the girl became a hunchback and then the other son also married a woman and then the woman became a hunchback too, but then when the daughter married a man, the girl's hunchback is gone. Why did the girl's hunchback lost?

Description : If there was a family of hunchback with two sons and one daughter, then the first son married a girl and then the girl became a hunchback and then the other son also married a woman and then the ... when the daughter married a man, the girl's hunchback is gone. Why did the girl's hunchback lost?

Last Answer : I bet that was a weight off her shoulders.

If a man marries 4 people, will they have any problem ? Is it possible to get syphilis or any other sexually transmitted disease ?

Description : If a man marries 4 people, will they have any problem ? Is it possible to get syphilis or any other sexually transmitted disease ?

Last Answer : If a man marries 4 people then they will not have any problem. However, if any one of the 5 people including the husband has HIV , it will spread to everyone. And if not, that is, if ... success. No hiv. Or syphilis does not happen by itself. These are viruses that infect other people's teeth.

Of the total incident solar radiation the proportion of PAR is (a) about 70% (b) about 60% (c) less than 50% (d) more than 80%.

Description : Of the total incident solar radiation the proportion of PAR is (a) about 70% (b) about 60% (c) less than 50% (d) more than 80%.

Last Answer : (c) less than 50%

Suppose that from given statistics, it is known that meningitis causes stiff neck 50% of the time, that the proportion of persons having meningitis is 1/50000, and that the proportion of people having stiff neck is 1/20. Then the percentage of people who had meningitis and complain about stiff neck is: (A) 0.01% (B) 0.02% (C) 0.04% (D) 0.05%

Description : Suppose that from given statistics, it is known that meningitis causes stiff neck 50% of the time, that the proportion of persons having meningitis is 1/50000, and that the proportion of people having stiff neck is 1/20. Then ... complain about stiff neck is: (A) 0.01% (B) 0.02% (C) 0.04% (D) 0.05%

Last Answer : Answer: B

Mary has four daughters, and each of her daughters has a brother — how many children does Mary have? -Riddles

Description : Mary has four daughters, and each of her daughters has a brother — how many children does Mary have? -Riddles

Last Answer : answer:

Mary has four daughters, and each of her daughters has a brother. How many children does Mary have? -Riddles

Description : Mary has four daughters, and each of her daughters has a brother. How many children does Mary have? -Riddles

Last Answer : Five, each daughter has the same brother.