Which compound is a reusable, complex protein that speeds up chemical reactions?

a. starch

b. a sugar

c. a lipid

d. an enzyme

An organism that feeds on plant matter

1. Define codominance. 2. Explain how rabbits can have more than two different coat colors. 3. Discuss how environment can influence phenotype. Give one example.

Estaurine organisms that are euryhaline

A function of cell membranes in humans is the (1) synthesis of the amino acids (2) production of energy (3) replication of genetic material (4) recognition of certain chemicals

The DNA found in most bacterial cells A) is circular in structure. B) is found in multiple copies. C) is surrounded by a nuclear membrane. D) utilizes histones for chromosomal packaging. E) is linear in structure.

The smallest and most exclusive grouping

Which of the following resulted from codominance? 1) a person with AB blood type 2) a flower with pink petals 3) a rabbit with white fur 4) a mouse with brown fur

What best explains the role in this atp

When is DNA replicated in a cell? A. During S phase B. During mitosis C. During interphase D. During the G phases

Approximately how many oxygen molecules can single rbc carry