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according to the rna world hypothesis, rna acted as the genetic material and cata...
Biology, 27.06.2019 01:10, 12345678954
Answer stat
according to the rna world hypothesis, rna acted as the genetic material and catalyzed reactions in ancient cells. what conclusion can you draw from this?
a. this implies that dna and proteins evolved after rna.
b. this implies that dna and proteins aren't essential in cells today.
c. this implies that rna can catalyze any chemical reaction that enzymes catalyze.
d. this implies that if a cell has a problem with its dna, its rna can compensate for the damaged dna.
Answers: 3
Biology, 22.06.2019 02:30, sabrinarasull1pe6s61
Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c. ozone layer hole d. increase in sea levels
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Biology, 22.06.2019 03:00, LaneyMM1401
Which sentence best describes the relationship between chlorophyll and the chloroplast? a.) chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.
Answers: 2
Biology, 22.06.2019 04:30, tmontefalcon2424
Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?
Answers: 3
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