Subject SAT (College Board) Biology: Questions 626 - 631 of 805

Access detailed explanations (illustrated with images and videos) to 805 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 400.00 or

How to register?

Question number: 626

» DNA and Evolution

Edit
MCQ▾

Question

The fundamental principle of embryonic development were pronounced by

Choices

Choice (4) Response

a.

Morgan

b.

Haeckel

c.

Von Baer

d.

Weismann

Question number: 627

» Mendel and Hereditary

Edit
MCQ▾

Question

The contrasting pairs of factors in Mendelian crosses are called

Choices

Choice (4) Response

a.

multiple alleles

b.

alloloci

c.

polygenic inheritance.

d.

co dominance

Question number: 628

» Cell

Edit
MCQ▾

Question

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 (4) Response

a.

Cofactor

b.

Prosthetic group

c.

Coenzyme

d.

Modulator

Question number: 629

» Mendel and Hereditary

Edit
MCQ▾

Question

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 (4) Response

a.

fifty percent of the progenies

b.

no one of the progenies

c.

one-third of the progenies

d.

all the progenies

Question number: 630

» Mendel and Hereditary

Edit
MCQ▾

Question

In order to find out the different types of gametes produced by a pea plant having the genotype AaBb it should be crossed to a plant with the genotype

Choices

Choice (4) Response

a.

AaBb

b.

aaBB

c.

aabb

d.

AABB

Question number: 631

» Atoms and Compounds

Edit
MCQ▾

Question

Which fractions of the visible spectrum of solar radiations are primarily absorbed by carotenoids of the higher plants?

Choices

Choice (4) Response

a.

Violet and blue

b.

Blue and green

c.

Green and red

d.

Red and violet

Developed by: