Subject SAT (College Board) Biology: Questions 625 - 628 of 830
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Question 625
Question
MCQ▾The fundamental principle of embryonic development were pronounced by
Choices
| Choice (5) | Response | |
|---|---|---|
a. | Morgan | |
b. | Haeckel | |
c. | Von Baer | |
d. | Weismann | |
e. | Question does not provide sufficient data or is vague | |
Question 626
Question
MCQ▾The contrasting pairs of factors in Mendelian crosses are called
Choices
| Choice (5) | Response | |
|---|---|---|
a. | multiple alleles | |
b. | alloloci | |
c. | polygenic inheritance. | |
d. | co dominance | |
e. | Question does not provide sufficient data or is vague | |
Question 627
Question
MCQ▾Some enzymes require the presence of a non-protein substance if they are to catalyse a reaction. Which of the following terms is the best general term for such a substance?
Choices
| Choice (5) | Response | |
|---|---|---|
a. | Cofactor | |
b. | Prosthetic group | |
c. | Coenzyme | |
d. | Modulator | |
e. | Question does not provide sufficient data or is vague | |
Question 628
Question
MCQ▾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
Choices
| Choice (5) | Response | |
|---|---|---|
a. | fifty percent of the progenies | |
b. | no one of the progenies | |
c. | one-third of the progenies | |
d. | all the progenies | |
e. | Question does not provide sufficient data or is vague | |