AP (Advanced Placement) Biology: Questions 557 - 562 of 1309
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Question 557
Question MCQ▾
A segment of DNA has 120 adenine and 120 cytosine bases. The total number of nucleotides present in the segment is
Choices
Choice (5) | Response |
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a. | 360 |
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b. | 120 |
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c. | 480 |
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d. | 240 |
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e. | All of the above |
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EditQuestion 558
Question MCQ▾
Which of the following is appropriate for experiment on linkage?
Choices
Choice (5) | Response |
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a. | aaBB x aaBB |
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b. | AAbb x AaBB. |
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c. | AaBb x AaBb |
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d. | AABB x aabb |
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e. | None of the above |
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EditQuestion 559
Question MCQ▾
Mr. Kapoor has Bb autosomal gene pair and d allele sex-linked. What shall be proportion of Bd in sperms?
Choices
Choice (5) | Response |
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a. |
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b. | Zero |
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c. |
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d. |
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e. | All of the above |
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EditQuestion 560
Question MCQ▾
Hereditary variations can be
Choices
Choice (5) | Response |
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a. | not heritable |
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b. | influence by the environment |
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c. | stable |
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d. | impermanent |
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e. | All of the above |
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EditQuestion 561
Question MCQ▾
Phenotype of an organism is the result of
Choices
Choice (5) | Response |
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a. | Environmental changes and sexual dimorphism |
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b. | Cytoplasmic effects and nutrition |
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c. | Genotype and environment interactions |
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d. | Mutations and linkages |
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e. | All of the above |
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EditQuestion 562
Question MCQ▾
A promoter site on nucleic acid DNA
Choices
Choice (5) | Response |
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a. | Initiates transcription |
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b. | Transcribes repressor |
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c. | Codes for RNA |
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d. | Regulates termination |
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e. | All of the above |
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