Most of the molecules in cell membranes are
a. proteins.
b. carbohydrates.
c. lipids.
d. phospholipids.
e. nucleic acids.
D
You might also like to view...
Taste buds detect
(a) light. (b) atmospheric sound waves. (c) chemicals in food and drink. (d) movements of the head.
Which of Mendel's laws explains why the segregation of alleles for a gene on one chromosome does not influence the segregation of alleles for a gene on another chromosome?
A. law of population dynamics B. law of segregation C. law of random fertilization D. law of crossing-over E. law of independent assortment
Plant cells
A) lack mitochondria and chloroplasts. B) lack mitochondria but have chloroplasts. C) have mitochondria but do not have chloroplasts. D) have mitochondria and chloroplasts.
Which of the following terms refers to microbes that thrive in high-salt environments?
A) neutralophiles B) acidophiles C) barophiles D) psychrophiles E) halophiles