In soft-bottom communities suspension feeders dominate
a. where sediments are generally muddy.
b. as infauna.
c. where sediments are generally sandy.
d. as meiofauna.
C
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What is trypsin?
a. an enzyme in the small intestine that digests proteins. b. an enzyme in the stomach that digests protein. c. an enzyme in the oral cavity that digests starch. d. an enzyme in the small intestine that digests starch. e. an enzyme in the liver that breaks down toxins
Four of the five items listed below are related
to genetic information. Select the EXCEPTION.
a. chromatids b. centromere c. chromosome d. phosphorylation e. polymerase
According to the doctrine of natural rights:
A) people behave in ways that allow them to obtain favorable outcomes. B) all persons are created equal and are entitled to the same opportunities and protections. C) inalienable rights are considered to be self-evident and universal. D) inalienable rights cannot be surrendered by citizens to the sovereign.
Which statement about ion channels and voltage-gated ion channels is true?
A) Voltage-gated ion channels are always open. B) Ion channels allow ions to flow against their concentration gradients. C) Voltage-gated ion channels only open when a stimulus is applied. D) Ion channels do not contribute to resting membrane potential.