The carbon atoms in organic compounds typically form ________ with other atoms.
A. nonpolar covalent bonds
B. polar covalent bonds
C. ionic bonds
D. hydrogen bonds
E. either ionic or hydrogen bonds
Answer: A
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Many of the different types of GPCRs in humans function to ____
a. distinguish different volatile molecules for odor recognition b. regulate metabolism by sensing and responding to changes in glucose levels c. regulate liver function by responding to different macromolecules d. aid in memory by binding to neurotransmitters in the amygdala e. trigger the fight of flight response by binding to hormones in the hypothalamus
Sexual reproduction involves ____
a. one diploid cell fertilizing a haploid cell b. the union of two somatic cells c. the union of male and female gametes d. a single mitotic division of the parent cell to produce a daughter cell e. the union of two gametes to produce a haploid zygote
Average American produces about 4 lbs(1.8 kg) trash /day T/F
What will be an ideal response?
Four of the five animals listed below possess some
type of coelom. Select the exception. a. nematodes b. annelids c. arthropods d. mollusks e. platyhelminthes