Answer:
- In claustrophobic laboratory a dog is forced to breathe tobacco smoke.
- In another lab, a rat is squeezed into a narrow glass tube and forced to breathe in tobacco smoke.
Both of these sentences hook to draw the reader's attention.
These are such cruel acts done by scientists, action shall be taken against such insane work. Tobacco is so damaging to humans, then just imagine its consequences on these poor animals. Bioethics rules shall be kept in mind before doing such cruel acts.
It is the theory of of evolution which would be D
False. The mountain zebra and the donkey do not belong to the same species.
<h3>What are species?</h3>
The species represent the lowest and narrowest taxonomic categories as far as the classification of living organisms is concerned.
A species represents a group of organisms whose mating will lead to the production of valid offspring.
Thus, no two different organisms can bear the same species name unless they can mate and produce fertile progenies.
What the mountain zebra and the donkey share is the genus name, not the species name. Different species of organisms can bear the same genus name as far as taxonomy is concerned.
More on taxonomy can be found here: brainly.com/question/19184314
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Answer:
the independant variable the amount of light on each plant
Explanation:
