If a specimen contains 30% adenine in its DNA then how much cytosine will there be?

A. 40%
B. 30%
C. 20%
D. 10%
E. Cannot be determined.


C. 20%

Biology & Microbiology

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Which of the following are incorrectly matched for a single-factor cross?

A. P generation / true breeding B. F1 generation / monohybrid C. F2 generation / result of F1 cross D. F1 generation / result of P cross E. F2 generation / result of P cross

Biology & Microbiology

What will the ozone layer absorb?

a. heat b. pollution c. ultraviolet radiation d. infrared radiation e. oxygen

Biology & Microbiology

A molecular analysis of plasma or nuclear membranes would reveal the presence of _____

a. cellulose and chitin b. suberin and cutin c. phospholipids and proteins d. microtubules and microfilaments e. phospholipids and nucleic acids

Biology & Microbiology

Transgenic salmon are genetically engineered to grow faster than their wild type counterparts. They do not grow

larger; they simply reach their full size in shorter time. Transgenic salmon that are grown in outdoor pens are all sterile (non-reproducing) females. Why is this important? What will be an ideal response?

Biology & Microbiology