Why is it important for DNA to be copied before cell division?
a. Genetic information must be transmitted to the daughter cells.
b. The daughter cells must be polyploid.
c. The nucleus does not contain enough room for extra DNA.
d. The daughter cells need extra copies of the genetic information present in the parent cell.
e. The daughter cells do not need proteins.
a
Biology & Microbiology
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Pneumatophores of black mangroves are:
a. prop roots. b. aerial roots. c. germinated seeds. d. pores on leaves. e. salt-excreting structures.
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Describe the three energy systems found in humans
What will be an ideal response?
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The work of a scientist usually begins with observation.
a. true b. false
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The main structure for gas exchange in plants is called the
A. chloroplast. B. root. C. mesophyll. D. epidermis. E. stomata.
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