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%

1 Answer

Answer :

(a) 50%

Related questions

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))

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%.

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%

Description : In a plant, red fruit (R) is dominant over yellow fruit (r) and tallness (T) is dominant over shortness (t). If a plant with RRTt genotype is crossed with a plant that is rrtt, (a) 25% will be ... with red fruit (c) 75% will be tall with red fruit (d) all the offspring will be tall with red fruit

Last Answer : (b) 50% will be tall with red fruit

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%

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%

Description : Cooling efficiency of a cooling tower is significantly affected under cross-wind condition and might decrease to……… in the range of moderate to high wind velocity condition. a) 50% c) 25% b) 75% d) 90%

Last Answer : 75%

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

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

Description : One of the parents of a cross has a mutation in its mitochondria. In that cross, that parent is taken as a male. During segregation of F2 progenies that mutation is found in (a) one-third of the progenies (b) none of the progenies (c) all the progenies (d) fifty percent of the progenies.

Last Answer : (b) none of the progenies

Description : A non-reversible machine has efficiency a.less than 50% b.nearly 100% c.between 75% and 99% d.more than 50% e.107 dynes

Last Answer : a. less than 50%

Description : Accumulators should have adequate volume to store refrigerant charge at least (a) 10% (b) 25% (c) 50% (d) 75%

Last Answer : Ans: c

Description : Both husband and wife have normal vision though their fathers were colour blind. The probability of their daughter becoming colour blind is (a) 0% (b) 25% (c) 50% (d) 75%.

Last Answer : (a) 0%

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%

Description : tt mates with Tt. What will be characteristic of offspring? (a) 75% recessive (b) 50% recessive (c) 25% recessive (d) All dominant

Last Answer : b) 50% recessive

Description : Which of the following represents a racemic mixture? (a) 75% (R)-2-butanol, 25% (S)-2-butanol (b) 25% (R)-2-butanol, 75% (S)-2-butanol (c) 50% (R)-2-butanol, 50% (S)-2-butanol (d) none of the above

Last Answer : 50% (R)-2-butanol, 50% (S)-2-butanol

Description : For ductility consideration, the maximum percentage of steel used should not exceed ------- of the balanced steel [ A ] 25% [ B ] 50% [ C ] 60% [ D ] 75%

Last Answer : [ D ] 75%

Description : In shafts with keyways the allowable stresses are usually ------------ proportional to the twisting moment. a.25% b. 50% c. 75% d. 95%

Last Answer : c. 75%

Description : When two transformers are operating in parallel, they will share the load as under: (A) proportional to their impedances. (B) inversely proportional to their impedances. (C) 50% - 50% (D) 25%-75%

Last Answer : Ans: A High rating transformer has higher impedance. kVA rating α Impedance of transformer

Description : The density of lead is 12 grams per cm3. A lead brick has a mass of 1.5 kilograms. Its dimensions are 10 cm by 5 cm by 4 cm. Is it: w) More than 75% hollow x) Between 50 and 75% hollow y) Between 25 and 50% hollow z) Between 0 and 25% hollow

Last Answer : ANSWER: Y -- BETWEEN 25 AND 50% HOLLOW

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

Description : 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

Last Answer : Ans:(d)

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

Last Answer : c. 18%

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%

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%

Description : The product of 60% of a number and 125% of another number is what percent of the product of the original numbers? 1 : 90% 2 : 75% 3 : 80% 4 : 100% 5 : None of these

Last Answer : 2 : 75%

Description : Barley water contain at least how much percent of fruit juice a. 25% b. 30% c. 75% d. 45%

Last Answer : a. 25%

Description : Barley water contain atleast how much percent of fruit juice….? a) 25% b) 30% c) 75% d) 45%

Last Answer : a) 25%

Description : The percentage of Sinhala-speakers in Sri Lanka is the Tamil-speakers are percent. a. 74% and 18% b. 75% and 25% c. 59% and 41% d. 80% and 20%

Last Answer : a. 74% and 18%

Description : The percent composition by mass of copper in anhydrous cupric sulfate is about: w) 10% x) 25% y) 40% z) 75%

Last Answer : ANSWER: C -- 40% 

Description : If the average number of qualified candidates in 2002 and 2005 was 433, what percent of appeared candidates qualified in the competitive exam in 2002? A. 60% B. 75% C. 45% D. 70% E. 50%

Last Answer : A. 60%

Description : Of the energy used in the United States, about wha percent is provided by hydroelectric power? w) 4% x) 20% y) 50% z) 75%

Last Answer : ANSWER: W -- 4%

Description : 80. many percent of energy transferred from one trophic level to the next higher level. a) 20% b) 10% c) 50% d) 100%

Last Answer : 10%

Description : What map unit (centimorgan) is adopted in the construction of genetic maps? (a) A unit of distance between genes on chromosomes, representing 50% cross over. (b) A unit of distance between two ... 100% cross over. (d) A unit of distance between genes on chromosomes, representing 1% cross over.

Last Answer : (d) A unit of distance between genes on chromosomes, representing 1% cross over.

Description : When white -flowered plant were crossed with pure red - flowered plants, the progeny were - (a) White flowered (b) Red flowered (c) Exhibiting 3:1 ratio of red to whiteflowered plants (d) Exhibiting 1:1 ratio of red to whiteflowered plants

Last Answer : Ans:(b)

Description : The carbondioxide carrying power of the blood residing within the red cells is (A) 50% (B) 60% (C) 85% (D) 100%

Last Answer : Answer : C

Description : In mendels monohybrid cross of purebred white flowered plant and purebred purple flowered plant the F1 generation?

Last Answer : Need answer

Description : What is phenotype of Ttrr and timesTtRr?

Last Answer : Need answer

Description : According to the World Bank, during the period 1996 to 2000, the approximate percentage loss of gross domestic produce due to disasters was? a. 2.85% b. 2.25% c. 2.50% d.1.95%

Last Answer : b. 2.25%

Description : A common test to find the genotype of a hybrid is by (a) crossing of one F2 progeny with female parent (b) studying the sexual behaviour of F1 progenies (c) crossing of one F1 progeny with male parent (d) crossing of one F2 progeny with male parent

Last Answer : (c) crossing of one F1 progeny with male parent

Description : The ratio of Pure gold and 18 carot gold is – (1) 60% (2) 75% (3) 80% (4) 100%

Last Answer : (2) 75% Explanation: 24-karat gold is pure (while 100% purity is unattainable, this designation is permitted in commerce for 99.95% purity), 18- karat gold is 18 parts gold, 6 parts another metal (forming an alloy with 75% gold).

Description : The ratio of pure gold in 18 carat gold is - (1) 100% (2) 80% (3) 75% (4) 60%

Last Answer : (3) 75% Explanation: The gold content of alloys is measured in carats (k). Pure gold is designated as 24k where the ratio of pure gold is supposed to be 100 per cent. So 18 k gold will have pure gold ratio of 75 per cent.

Description : Which of the following percentage of foreign exchange earnings can be credited to the EEFC account? A. 80% B. 90% C. 75% D. 95% E. 100%

Last Answer : E. 100% Explanation: under EEFC account, a facility provided to the foreign exchange earners, including exporters, to credit 100 per cent of their foreign exchange earnings to the account. ... have to convert foreign exchange into Rupees and vice versa, thereby minimizing the transaction costs.

Description : 6 gm of carbon is burnt with an amount of air containing 18 gm oxygen. The product contains 16.5 gms CO2 and 2.8 gms CO besides other constituents. What is the degree of conversion on the basis of disappearance of limiting reactant? (A) 100% (B) 95% (C) 75% (D) 20%

Last Answer : (B) 95%

Description : If the previous year you reached 100% customer awareness in your company, this year what will you need to do to maintain this level? a. There is nothing to do. I have already reached as much awareness ... half of the money spent the previous year to reach 75% of the population. e. None of these.

Last Answer : c. I would only need to create 33% new awareness to maintain 100% this year

Description : Convert each of the following into a fraction: (i) 32% (ii) 614% (iii) 2623% (iv) 120% (v) 6.25% (vi) 0.8% (vii) 0.06% (viii) 22.75% -Maths

Last Answer : answer:

Description : A fuel of an octane number rating of 75 matches in knocking intensity as a mixture of a) 75% iso-octane and 25% normal heptane b) 75% normal heptane and 25% iso-octane c) 75% petrol and 25% diesel d) 75% diesel and 25% petrol

Last Answer : Answer: a Explanation: None.

Description : Wrought iron contains carbon about (A) 1.5% to 5.5% (B) 0.5% to 1.75% (C) 0.1% to 0.25% (D) None to these

Last Answer : Answer: Option C

Description : The electrolytic solution used in a hydrogen-oxygen fuel cell is ____________ a) 75% KOH solution b) 25% KOH solution c) 75% NaOH solution d) 25% NaOH solution

Last Answer : b) 25% KOH solution

Description : Rosy buys Oats at Rs.10/kg and sell it in order to earn a profit of 40%. However, her faulty balance shows 1000gm when it is actually 800gm. What is her actual gain percentage? a) 35% b) 70% c) 75% d) 25% e) None of the Above

Last Answer : Let price of 1 kg rice = Rs.10. CP of 800 gm rice = Rs.8. She wants to earn a profit of 40% on per Kg SP = 10 + 40% of 10 = Rs. 14 per kg. Faulty balance shows 800 gm = 1000 gm (1 kg) She sells 800 gm for Rs.14. Profit = 14 – 8 = Rs. 6. Profit(%) = 6/8 * 100 = 75%. Answer: c)