what membrane disrupting exotoxin secreted by Staph aureus cause leukocyte lyses?
What will be an ideal response?
Leukocidins burst lysosomes of leukocytes
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The region of the brain with the highest
concentration of neurons is the
a. hypothalamus. b. cerebrum. c. cerebellum. d. pons. e. medulla oblongata
Three codons in the genetic code do not code for amino acids. Their function is to serve as
____________________ codons, which signal the ____________________ of protein synthesis. Fill in the blank(s) with the appropriate word(s).
Which joints are likely to be affected by
osteoarthritis? a. fingers b. knees c. hips d. backbone e. all of these
If you were to study all of the insect-eating birds in a forest, you would see that many birds eat insects,
yet you may not see any evidence of competition. What is the most probable explanation? a. The birds have coevolved. b. The birds are exhibiting resource partitioning. c. The birds are exhibiting intraspecific competition only. d. There is no keystone species in this community. e. There is not enough species richness to see evidence of competition.