Which of the following replaces guanine in RNA?

(A) adenine

(B) thymine

(C) cytosine

(D) uracil

(E) none of the above

What is likely to happen to a healthy population that is experiencing exponential growth?

in a herd of 80 dairy cows, 16 have clack-and - white coats, and 64 have solid black coats. What is the frequency of cows with black-and-white coats?

Germ cells are cells that precede the: A. gametes B. Proteins C. Chromosomes D. Chromatin

Many toxins and poisons block certain enzymes in the mitochondria. For example, many fruits, including apricots, apples, plums, peaches, and cherries, contain seeds and pits that can cause the formation and release of the poison cyanide if they are

A term for excessive secretion and discharge of urine is:

Gel like substance inside the cell but outside the nucleus

The graph of a function increases twice as much over each subsequent equally sized interval. Which of the following could be the parent function of the graphed function?

Fenway park, home of the boston red sox, is situated on land that was once a fen, a kind of wetland. the replacement of the fen is an example of what? pollution overexploitation habitat destruction competition

Explain how the terms set below is related: Heterotroph, omnivore, carnivore

Which of the following are atoms of the same element? Check all that apply. an atom with eight protons and seven electrons an atom with nine protons and seven electrons an atom with eight protons and eight electrons an atom with eight protons and no