2 years ago

Match the chemical signal with the appropriate description.

1 answer:

3 0

a. chemicals produced by neurons that function as hormones—neurohormones
b. chemicals that act locally on nearby cells—paracrine factors
c. chemicals secreted by presynaptic terminal—neurotransmiters
d. influences same cell type from which it is secreted—autocrine agent
e. chemical secreted into the blood by specialized cells; travels some distance to target tissues—endocrine hormones

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The antibacterial activity of penicillin is related to the inhibition of a key bacterial enzyme. Explain this mechanism of enzym

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Answer:

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Explanation:

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In considering this cross (YyRr and YyRr), the genotype ratio is: YYRR; 2YYRr; 2Yyrr; 4YyRr; YYrr; 2Yyrr; yyRR; yyRr; yyrr. true

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