Which of the following is NOT a basic feature of all cells?
a. plasma membrane
b. cytosol
c. cell wall
d. chromosomes
Answer: c. cell wall
Biology & Microbiology
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Coccolithophores are abundant in:
a. cold marine waters. b. tropical waters. c. subtropical areas. d. open ocean. e. river mouths and estuaries.
Biology & Microbiology
The major predators of giant squid are:
a. gulper eels. b. sperm whales. c. giant octopus. d. vampire squid. e. viper fish.
Biology & Microbiology
Which of the following terms best describes when the phenotype of the heterozygote differs from the phenotypes of both homozygotes?
A) Incomplete dominance B) Multiple alleles C) Pleiotropy D) Epistasis
Biology & Microbiology
Which subatomic particles contribute to the atomic mass for any given element?
(a) protons (b) protons and neutrons (c) neutrons (d) protons and electrons
Biology & Microbiology