Phagocytosis is a process by which cells do which of the following?
A.) ingest extracellular fluid and macromolecules
B.) consume large particles, such as microbes and cell debris
C.) engage in receptor mediated endocytosis
D.) secrete hormones and neurotransmitters
E.) digest their own worn out organelles
Ans: B.) consume large particles, such as microbes and cell debris
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Which of the following processes is/are part of gene expression?
I. transduction II. transcription III. translation
a. I and II b. I and III c. II and III d. I, II, and III e. III only
Children have short eustachian tubes, and are susceptible to ____
a. otitis media b. tinnitus c. congenital deafness d. vertigo e. nerve deafness
Chemical reactions that release energy are called ________ reactions.
A. catalysis B. exergonic C. catalytic D. endergonic
The conversion of T4 to T3 takes place in the presence of
a) 3'deiodinases b) 5'deiodinases c) 3 5'deiodinases d) Thyroid deiodinases e) None of the above