What would be the consequence of a cell not being able to replicate its DNA
What will be an ideal response?
Ans: The cell could not pass all its DNA to both daughter cells during cell division The cell would be unable to produce proteins based on the information in DNA. In a nucleotide, the base is either deoxyribose (in DNA) or ribose (in RNA).
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The source of variation among microorganisms that were once identical is
A. antibiotic resistance. B. virulence factors. C. sigma factors. D. mutation.
What neuron location has the greatest density of voltage-gated Na+ channels, resulting in the lowest
threshold potential along a neuron?
a. dendrites b. cell body c. axon hillock d. axon e. axon terminals
Substances that enter a reaction are termed ____
a. intermediates b. enzymes c. energy carriers d. reactants e. end products
Calculate the Shannon diversity index for each marsh. Round your answers to three decimal places and separate answers with a comma and one space. Community Species Low marsh High marsh 1 19 2 2 26 6 3 15 82 4 0 2 5 0 3 Total 60 95 The Shannon diversity index for the low marsh and high marsh are:
What will be an ideal response?