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ELEN [110]
3 years ago
7

HELP ASAP!!

Biology
1 answer:
Vinvika [58]3 years ago
3 0
Major forms of air pollution are Cars, factories, and landfills ( dumps )
Air pollution is toxins in the air that are usually created by humans activites

 
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A keystone species affects relative abundance of species in a community at
Shalnov [3]

Answer: a. the lowest trophic level

Explanation:

The keystone species is the one on which the entire ecosystem depends upon. It maintains a balance in the ecosystem. If this species is removed the ecosystem will drastically change. The members of the keystone species are abundantly available at the lowest trophic level. This will help in making a balance in a community or ecosystem. If some members die others will be available to survive others.

7 0
3 years ago
Proteins are used for all of the following except:
sveticcg [70]

Answer:

The answer is option D.

Signaling.

Hope this helps

4 0
3 years ago
How could you determine the identity of a bacterium?
cestrela7 [59]

Answer:

THE RELATIONSHIP OF IDENTIFICATION TO BACTERIAL CLASSIFICATION AND NOMENCLATURE. In order to identify an unknown bacterial isolate, the characteristics of the isolate must be compared to known taxa. In microbiology, the basic taxonomic unit is the species, and groups of related species are placed in the same genus.

5 0
2 years ago
Identify the type of growth response that each plant demonstrates.
aleksley [76]

Answer:

The first plant demonstrate stunt growth. The second one demonstrate rapid growth

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The first one lacks proper care and is not exposed to sunlight. The second one is the opposite of the first one

3 0
3 years ago
The response of an effector is:
Yuki888 [10]

Answer:

to transmit an output in response to the total afferent input

Explanation:

An effector refers to parts of the body generates response. An effector responds to transmit an output in response to the total afferent input  Stimulus in the body are detected by the receptor which send signals to the central nervous system via sensory neuron where interpretation and a response is coordinated by the brain. The response is sent to the effector through the motor neuron.

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