Which of the following represents the correct sequence of events for translation in eukaryotes?
a. eIF-2 binds to GTP, the ribosome scans mRNA for AUG, GTP is hydrolyzed
b. the ribosome scans mRNA for AUG, eIF-2 binds to GTP, GTP is hydrolyzed
c. GTP is hydrolyzed, eIF-2 binds to GTP, the ribosome scans mRNA for AUG
d. eIF-2 binds to GTP, GTP is hydrolyzed, the ribosome scans mRNA for AUG
a. eIF-2 binds to GTP, the ribosome scans mRNA for AUG, GTP is hydrolyzed
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In moving a molecule of oxygen from the air to a muscle cell, which organ system(s) is(are)
involved?
a. respiratory b. circulatory c. nervous d. all of these
Skeletal muscles become more resistant to fatigue following ____ exercise
a. high intensity-short duration b. low intensity-long duration c. medium intensity-medium duration d. high intensity-long duration e. low intensity-short duration
Which of the following statements is false?
a. Males often help with parenting in cases where females compete over males. b. There is often a ready-made harem in cases where males compete for access to females. c. Sexual selection through competition for mates leads to evolutionary change. d. Reproductive success is based upon the same criteria for both sexes. e. Males that do not have territorial or sexual status sometimes employ strategies that allow them to mate.
All of the following are plant cellular levels of communication except:
A. alarm signaling B. perception C. transduction D. response E. all are plant levels of communication