Most Hydrozoan polyps form sessile colonies that develop asexually from one individual
a. True
b. False
ANSWER: True
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Which of the following statements is false with regard to G-protein coupled receptors (GPCRs)?
A) GPCRs can interact with specific receptor interacting proteins to modify ligand affinity. B) Adenylate cyclase is activated. C) Phosphodiesterase creates v cAMP molecules in response to moderate cAMP levels. D) Protein Kinase A is activated by cAMP. E) cAMP signals for its own degradation indirectly.
Amanda is curious to know how many chromosomes are in each somatic cell of a chicken she was relishing. She looks it up and finds that it has 78 chromosomes. Therefore, a sperm or an unfertilized egg from a chicken would contain ________ chromosomes.
A) 23 B) 39 C) 46 D) 78
What type of genetically-engineered organism produces drugs that treat cystic fibrosis and prevent blood clots?
a. Bacteria b. Dogs c. Mice d. Goats e. Viruses
Which of the following terms accurately describes the replication of DNA in vivo?
A) dispersive B) semidiscontinuous C) conservative D) nonlinear E) nonreciprocal