Biology, 22.02.2021 09:50 cogger9348
Which statement best describes the normal growth of a plant's roots?
Question 3 options:
The roots grow out of the soil in search of oxygen from the air.
The roots seek light from photosynthesis, so they grow outside of the soil.
The roots respond to the force of gravity by growing down toward the earth.
The roots respond to contact with the ground by sliding alongside it.
Answers: 1
Biology, 22.06.2019 07:30
Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.
Answers: 1
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With regard to enzymes, key is to lock as a) substrate is to activation energy eliminate b) product is to substrate. c) enzyme is to active site. d) substrate is to active site.
Answers: 1
Biology, 22.06.2019 12:30
Gram-negative bacteria have a cell wall that is! and does not accept the stain, making itappear
Answers: 2
Which statement best describes the normal growth of a plant's roots?
Question 3 options:
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