Environmental stress can result from an inadequate supply of which of the following?
a. minerals
b. sunlight
c. water
d. all of these
D
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Explain the hypersensitive response
What will be an ideal response?
Which of the following statements regarding hypersensitivity are true? (Check all that apply.)
_____ The acceptance of self cells is known as immunological tolerance. _____ Allergies are caused by IgG secretion in response to antigens. _____ Autoreactive B cells produce autoantibodies causing inflammation. _____ Itchy welts or hives could be called a local anaphylaxis. _____ Delayed hypersensitivity is mediated by TH cells and macrophages.
A particular gene that controls seed coat color in peas also determines the susceptibility of these peas
to a particular disease. This situation is referred to as: a. varigation. b. additive dominance. c. codominance. d. pleiotropy. e. incomplete dominance.
What is the initiating codon for translation and what amino acid does it encode?
What will be an ideal response?