Which of the following defense systems would be involved in eliminating virally-infected cells?

a. Phagocytosis
b. Humoral immunity
c. T lymphocytes
d. Complement system


Ans: c. T lymphocytes

Biology & Microbiology

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In the testcross Aa Bb × aa bb, what proportion of individuals are expected to be homozygous for both genes in the F1 generation?

A) 1/4 B) 1/2 C) 3/4 D) All are homozygotes. E) None are homozygotes.

Biology & Microbiology

In the accompanying figure, a feeding individual in the mature colony is identified by the number

a. 1

b. 2 c. 3 d. 4 e. 5

Biology & Microbiology

Which plant hormone has mostly inhibitory effects?

a. auxin b. gibberellin c. cytokinin d. abscisic acid e. ethylene

Biology & Microbiology

Adaptive immune responses are specific to a particular antigen. Provide and explain 3 examples which illustrate this concept

What will be an ideal response?

Biology & Microbiology