Biology, 03.02.2021 23:00 cottonballcanopy
Question 1
Animals expend energy to produce digestive enzymes. This energy expenditure is worthwhile because, by producing digestive enzymes, animals gain
the advantage of
o
digesting food more quickly.
O
using any chemical as food.
producing additional enzymes.
O
storing energy in cells.
Answers: 1
Biology, 21.06.2019 20:00
Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red.b) the pollen grains will be pure blue.c) the pollen grains will have red interiors and blue exteriors.d) the pollen grains will have blue interiors and red exteriors.
Answers: 1
Biology, 21.06.2019 20:00
Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis.b. the primary role of microbes on the planet involves causing disease in animals and humans.c. microbes produce vitamins in the intestines.d. microbes play a role in breaking down waste and decomposing dead organisms.
Answers: 1
Biology, 22.06.2019 04:30
Which would be the most useful source of evidence to support mcneill's contention?
Answers: 3
Biology, 22.06.2019 04:50
Describe the function of the endomembrane system? what organelles are involved?
Answers: 1
Question 1
Animals expend energy to produce digestive enzymes. This energy expenditure is worthwhil...
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