5. The mechanism of ‘sex determination’ in birds is ... c) XX -XY b) ZZ -ZW c) ZZ -WW d) XX -XO

5. The mechanism of ‘sex determination’ in birds is ...
c) XX -XY b) ZZ -ZW c) ZZ -WW d) XX -XO
by

1 Answer

Answer :

b) ZZ -ZW
by

Related questions

25. The mechanism of ‘sex determination’ in birds is ... f) XX -XY b) ZZ -ZW c) ZZ -WW d) XX -XO

Description : 25. The mechanism of ‘sex determination’ in birds is ... f) XX -XY b) ZZ -ZW c) ZZ -WW d) XX -XO

Last Answer : b) ZZ -ZW

Which one of the following conditions correctly describes the manner of determining the sex? (a) Homozygous sex chromosomes (ZZ) determine female sex in birds. (b) XO type of sex chromosomes determine male sex in grasshopper. (c) XO condition in humans as found in Turner’s syndrome, determines female sex. (d) Homozygous sex chromosomes (XX) produce male in Drosophila.

Description : Which one of the following conditions correctly describes the manner of determining the sex? (a) Homozygous sex chromosomes (ZZ) determine female sex in birds. (b) XO type of sex chromosomes ... s syndrome, determines female sex. (d) Homozygous sex chromosomes (XX) produce male in Drosophila.

Last Answer : (b) XO type of sex chromosomes determine male sex in grasshopper.

In Down’s syndrome of a male child, the sex complement is (a) XO (b) XY (c) XX (d) XXY.

Description : In Down’s syndrome of a male child, the sex complement is (a) XO (b) XY (c) XX (d) XXY.

Last Answer : (b) XY

5. Klinefelters syndrome has the genetic make up (a) 44 autosomes + xxy(b) 44 autosomes + xo (c) 45 autosomes + xx (d) 45 autosomes + xy

Description : 5. Klinefelters syndrome has the genetic make up (a) 44 autosomes + xxy(b) 44 autosomes + xo (c) 45 autosomes + xx (d) 45 autosomes + xy

Last Answer : (a) 44 autosomes + xxy

Which chromosomal combination is responsible for maleness in man? (1) XO (2) XXX (3) XX (4) XY

Description : Which chromosomal combination is responsible for maleness in man? (1) XO (2) XXX (3) XX (4) XY

Last Answer : Explanation: In the XY sex-determination system, the female-provided ovum contributes an X chromosome and the male-provided sperm contributes either an X chromosome or a Y chromosome, resulting in female (XX) or male (XY) offspring, respectively.

Which chromosomal combination is responsible for maleness in man ? (1) XO (2) XXX (3) XX (4) XY

Description : Which chromosomal combination is responsible for maleness in man ? (1) XO (2) XXX (3) XX (4) XY

Last Answer : XY

XX-XO sex chromosome complement occurs in

Description : XX-XO sex chromosome complement occurs in

Last Answer : XX-XO sex chromosome complement occurs in A. Cockrocach B. Hony bee C. Chimpanzee D. Human female

Which of the following pairs is wrongly matched? (a) Starch synthesis in pea : Multiple alleles (b) ABO blood grouping : Co-dominance (c) XO type sex determination: Grasshopper (d) T.H. Morgan : Linkage

Description : Which of the following pairs is wrongly matched? (a) Starch synthesis in pea : Multiple alleles (b) ABO blood grouping : Co-dominance (c) XO type sex determination: Grasshopper (d) T.H. Morgan : Linkage

Last Answer : (a) Starch synthesis in pea : Multiple alleles

Which of the following pairs in wrongly matched ? (1) Starch synthesis in pea : Multiple alleles (2) ABO blood grouping : Co-dominance (3) XO type sex determination : Grasshopper (4) T.H. Morgan : Linkage

Description : Which of the following pairs in wrongly matched ? (1) Starch synthesis in pea : Multiple alleles (2) ABO blood grouping : Co-dominance (3) XO type sex determination : Grasshopper (4) T.H. Morgan : Linkage

Last Answer : (1) Starch synthesis in pea : Multiple alleles

Explain the mechanism of sex determination in humans. Or With the help of a flow chart explain in brief how the sex of a newborn is genetically determined in human beings. Which of the two parents, the mother or the father, is responsible for determination of sex of a child? -Biology

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Last Answer : Mechanism of Sex Determination in Human Beings: In human beings, the sex of the individual is genetically determined.Sex determination is the process by which sex of a new born individual can be ... happens at fertilisation. Thus, father is responsible for the determination of the sex of a child.

`(xy)^(n)=x^(n)xx` _______.

Description : `(xy)^(n)=x^(n)xx` _______.

Last Answer : `(xy)^(n)=x^(n)xx` _______.

Males = xy, ___ =xx?

Description : Males = xy, ___ =xx?

Last Answer : Females' eggs always provide an X. If the sperm is X, the child is female (XX); if it is Y, the child is male (XY).

Males = xy, ___ =xx?

Description : Males = xy, ___ =xx?

Last Answer : Females' eggs always provide an X. If the sperm is X, the child is female (XX); if it is Y, the child is male (XY).

.Male XX and female XY sometime occur due to (a) deletion (b) transfer of segments in X and Y chromosome (c) aneuploidy (d) hormonal imbalance.

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Last Answer : (b) transfer of segments in X and Y chromosome

A series is given with one term missing. Select the correct alternative from the.given ones that will complete the series. FC, DA, BY, ZW, ? Options: 1) YU 2) XU 3) V 4) XV

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Last Answer : Correct Answer: XU 

1. The Imperial Bank of India, after nationalisation was given the name of which bank? 2. Who is responsible for the sex determination of a child? 3. How many High Courts in India have jurisdiction over more than one State (Union Territories not included)? 4. Suez Canal joins which two Sea? 5. Who gave the motto ‘Go back to the Vedas’ ?

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1. Sex determination of child is done by whose chromosome? 2. Who is authorised to decide over a dispute regarding disqualification of a member of Parliament? 3. Who firstly demonstrated experimentally the existence of electromagnetic wave? 4. Which is not essentially a species of the Himalayan vegetation? 5. What are the main channels of our knowledge about the Indus Valley Civilization?

Description : 1. Sex determination of child is done by whose chromosome? 2. Who is authorised to decide over a dispute regarding disqualification of a member of Parliament? 3. Who firstly demonstrated ... of bargets, coasters and dredgers? 20. In which country was Buddhism first propogated outside India?

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8. Amniocentesis for sex determination is banned? in our country. Is this ban necessary? Comment -Science

Description : 8. Amniocentesis for sex determination is banned? in our country. Is this ban necessary? Comment -Science

Last Answer : Since Amniocentesis is misused to find out the sex of the foetus leading to female foeticides, it is necessary. It is the prenatal diagnostic technique, that helps to find out chromosomal ( ... laws, such as banning sex determination ultrasounds but raising the social & economic status of women,

Sex determination of child is done by whose chromosome? -General Knowledge

Description : Sex determination of child is done by whose chromosome? -General Knowledge

Last Answer : The answer is 'Father'

Sex determination of child is done by whose chromosome? -General Knowledge

Description : Sex determination of child is done by whose chromosome? -General Knowledge

Last Answer : answer:

Sex determination of child is done by whose chromosome? -General Knowledge

Description : Sex determination of child is done by whose chromosome? -General Knowledge

Last Answer : answer:

Chromosomal basis of sex determination was discovered in the plant :

Description : Chromosomal basis of sex determination was discovered in the plant :

Last Answer : Chromosomal basis of sex determination was discovered in the plant : A. Rumex B. Melandrium C. Concinia D. Spharocarpus

Assertion : Females not participate in the determination of the sex of baby . Reason : Human male is heterogametic .

Description : Assertion : Females not participate in the determination of the sex of baby . Reason : Human male is heterogametic .

Last Answer : Assertion : Females not participate in the determination of the sex of baby . Reason : Human male is ... . D. If both Assertion & Reason are False.

.In Drosophila, the XXY condition leads to femaleness whereas in human beings the same condition leads to Klinefelter’s syndrome in male. It proves (a) in human beings Y chromosome is active in sex determination (b) Y chromosome is active in sex determination in both human beings and Drosophila (c) in Drosophila Y chromosome decides femaleness (d) Y chromosome of man have genes for syndrome.

Description : .In Drosophila, the XXY condition leads to femaleness whereas in human beings the same condition leads to Klinefelter's syndrome in male. It proves (a) in human beings Y chromosome is active in ... (c) in Drosophila Y chromosome decides femaleness (d) Y chromosome of man have genes for syndrome.

Last Answer : (a) in human beings Y chromosome is active in sex determination

In context of amniocentesis, which of the following statements is incorrect? (a) It can be used for detection of Down’s syndrome. (b) It can be used for detection of cleft palate. (c) It is usually done when a woman is between 14-16 weeks pregnant. (d) It is used for prenatal sex determination.

Description : In context of amniocentesis, which of the following statements is incorrect? (a) It can be used for detection of Down’s syndrome. (b) It can be used for detection of cleft palate. (c) It is usually done when a woman is between 14-16 weeks pregnant. (d) It is used for prenatal sex determination.

Last Answer : (b) It can be used for detection of cleft palate

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Last Answer : (b) Due to the genetic make up of the particular sperm which fertilises the egg.

Who is responsible for the sex determination of a child?

Description : Who is responsible for the sex determination of a child?

Last Answer : Father

Sex determination of child is done by whose chromosome?

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Last Answer : Father

How do you tune those guitars with no tuning pegs like zz top has?

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You can shut down the computer by pressing: a) Window Button + ZZ b) Ctrl + UU c) Window Button + UU (windows+UU is only for windows XP) d) None of These

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Explain The Nomenclature Of A 6203-zz Bearing?

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If Germany attacked France again (as in WW-I and WW-2) would Great Britain and the US help France?

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Last Answer : No. A follow up of the original UN police action but no more.

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how ww www?

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How many ww points are in blue cheese dressing?

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RR (Red) Antirrhinum is crossed with white (WW) one. Offspring RW are pink. This is an example of (a) dominant-recessive (b) incomplete dominance (c) hybrid (d) supplementary genes.

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Who designed the WW 1 plane Camel and co designed Hurricane

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The primary function of the feathers in birds is to A. Provide insulation for preserving body heat B. Provide striking surface to the wings for flying C. Make the body surface waterproof D. Impart colouration for species as well as sex recognition

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ket qua xo so mien bac

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Chromosorne designation of Turner sydrorne is : (1) 44A+XO (2) 44A+XXX (3) 44A+XXY (4) 44A+XYY

Description : Chromosorne designation of Turner sydrorne is : (1) 44A+XO (2) 44A+XXX (3) 44A+XXY (4) 44A+XYY

Last Answer : (1) 44A+XO Explanation: Turner syndrome is a rare chromosomal disorder characterized by partial or complete loss (monosomy) of one of the X chromosomes that affects females. Individuals with ... +XO). The abnormal condition probably originates from exceptional egg or sperm with no X chromosome.

.In human beings 45 chromosomes/single X/XO abnormality causes (a) Down’s syndrome (b) Kinefelter’s syndrome (c) Turner’s syndrome (d) Edward’s syndrome

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Last Answer : (c) Turner’s syndrome

.Which one of the following conditions in humans is correctly matched with its chromosomal abnormality/linkage? (a) Erythroblastosis fetalis - X-linked (b) Down’s syndrome - 44 autosomes + XO (c) Klinefelter’s syndrome - 44 autosomes + XXY (d) Colour blindness - Y-linked

Description : .Which one of the following conditions in humans is correctly matched with its chromosomal abnormality/linkage? (a) Erythroblastosis fetalis - X-linked (b) Down’s syndrome - 44 autosomes + XO (c) Klinefelter’s syndrome - 44 autosomes + XXY (d) Colour blindness - Y-linked

Last Answer : (c) Klinefelter’s syndrome - 44 autosomes + XXY