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Crank
3 years ago
10

How can humans have a positive impact on air quality?

Biology
2 answers:
Vadim26 [7]3 years ago
8 0
Public transportation
const2013 [10]3 years ago
7 0
By using public transportation
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-give an animal that lives in mountain <br>-give 3 adaptations of this animal​
Alekssandra [29.7K]

Answer:

brown bear

Explanation:

Brown bears have long, intimidating claws. However, since they are not retractable, they are relatively blunt and are usually used for digging. These bears are incredibly strong, able to break the necks of many large prey with one powerful blow. Their thick fur and layer of fat help to insulate them against the extreme cold temperatures of their habitat.

7 0
3 years ago
What organic compound does dna belong too
Ierofanga [76]
Nucleic acids because the DNA of a organic compound is part of the nuculis family
5 0
4 years ago
Daniel removes 72 blocks from a jar. There
Natalka [10]

Answer:

12

Explanation:

84-72=12

7 0
3 years ago
Each species of yucca plant is pollinated exclusively by one
Olegator [25]

Answer:

Relationship between Yucca plant and Yucca moth is OBLIGATE MUTUALISM.

Explanation:

Obligate mutualism- The mutual relationship between two partners where both partners are benefited by each other and can not survive without each other.

In case of Yucca plant and Yucca moth,they cannot survive without each other.Yucca moth larvae feed on seeds of Yucca plant and Yucca plant have a single pollinator i;e, Yucca moth. Yucca moth collects pollen from anther and fly to another flower and transfer that pollen to other flowers stigma. In this way they transfer the pollen , usually they make a hole in the ovary to lay eggs and directly transfer pollen to the inside of the stigma.

After laying eggs they mark it with some special kind of pheromone which alerts other moths not to lay egg inside the same flower or lay some eggs not much. So that they can be protected inside the flower and can be developed well.

6 0
3 years ago
How is NADPH different from NADP+?. A. It has lost one electron. B. It has gained one electron. C. It has lost one proton. D. It
Naddik [55]

Answer:

A. It has lost one electron

Explanation:

Since the H has been replaced by a +, this means that the Hydrogen is now a positive ion. For this to happen, it would have to lose an electron.

Gaining one would make it <em>negative</em>, and protons cannot be gained or lost under normal circumstances.

4 0
3 years ago
Read 2 more answers
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