Please refer to the figure of the genetic code. Which of the following mutations in a co-don are likely to be selectively neutral?

a. UUG ->CUG
b. AUA ->AUG
c. AAC -> AAA
d. UGC -> UGA
e. AGC -> AGA


A

Biology & Microbiology

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Breathing that stops briefly and then resumes spontaneously is called

a. apnea. b. tachypnea. c. bradypnea. d. pneumotaxia. e. hyperventilation.

Biology & Microbiology

All of these answers are true of inflammation except __________.

A) granulocytes that have died are commonly engulfed by macrophages B) vasodilation causes redness in affected tissues C) histamine released by damaged host cells can result in vasodilation D) inflammation can be triggered by microbial infection, burns, exposure to chemicals, or trauma E) many neutrophils can be found at the site of chronic inflammation

Biology & Microbiology

Some members of the alphaproteobacteria produce a structure called a (filament/prostheca/pilus) to produce extra surface area for nutrient absorption

What will be an ideal response?

Biology & Microbiology

Hardy-Weinberg equilibrium will not occur in a population in which

A. Mutation do not occur B. Individuals immigrate or emigrate C. Sexual selection does not occur D. Natural selection does not occur E. Individuals mate at random

Biology & Microbiology