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bagirrra123 [75]
2 years ago
9

this element was poisonous to the first forms of life on earth until they evolved to tale advantage of it by using cellular resp

iration. What is it?
Biology
2 answers:
sergey [27]2 years ago
4 0

Answer:

Oxygen

Explanation

Cellular respiration means taking Oxygen and using it to "breathe" and also be used in many other processes.

Paul [167]2 years ago
4 0
Oxygen, it was once harmful and used to cause harm to the DNA In primitive organisms. I’m sorry if it’s wrong but that is what I think it is
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when a prairie dog spots a predator, it responds by giving an alarm call, but only when close relatives are near. this is an exa
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when a prairie dog spots a predator, it responds by giving an alarm call, but only when close relatives are near. this is an example of vocalization.

<h3>What do you mean by predator ?</h3>

The interaction between prey and a predator, where the energy flow occur called as predation and the organism feed on other organism called as predator and the food means the other organism is called as prey.  

Predators can be carnivores and omnivores like Lions, tigers, sharks, and snakes, all are predators, it can fall prey to other large animals E.g. a snake is a predator to a mouse, but prey to a hawk.

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