These cells do not function as antigen presenting cells (apcs)?
a. macrophages and langerhans...
Biology, 01.12.2019 11:31 alex12everett
These cells do not function as antigen presenting cells (apcs)?
a. macrophages and langerhans cells
b. b cells and langerhans cells
c. b cells and macrophages
d. t cells and cd8 t cells
e. b cells and dendritic cells
Answers: 2
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Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?
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The distant ancestors of tigers may have had bodies without stripes. use the theory of natural selection to explain how tigers may have evolved to have stripes.
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Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.
Answers: 1
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