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Margaret [11]
3 years ago
14

In which decade were the first important laws passed to decrease water pollution

Biology
2 answers:
OverLord2011 [107]3 years ago
5 0
The answer is the 1990's

nikitadnepr [17]3 years ago
3 0
It's 1990s I think I'm 80% sure though
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Does cell division and cell differentiation happen in organisms other than human?
yaroslaw [1]

Answer:

Yes.

Explanation:

Cell division & differentiation also happens in animals and plants, and is not limited to just human beings.

6 0
3 years ago
What do the migration routes of homo sapiens reveal about their survival skills and ability to adapt?
garik1379 [7]

<span>The migration routes of Homo sapiens reveal that they went through many environmental and physical challenges but adapted everything much quickly in comparison to the other animals. The evolution allowed other species also to adopt these changes but it took them a long time to fit in the new environment, a sub species of a species adopted the new and the previous one could not, but Homo sapiens invented ways and tools to combat and evolve much quickly. It included their living, dietary needs, clothing and much more.</span>

5 0
4 years ago
Which of the following is a part of the diencephalon.
emmainna [20.7K]

Answer:

d. all of the above

Explanation:

The diencephalon is a part of the brain located inferiorly and anteriorly to the corpus callosum, part of the telencephalon, and superior to the midbrain, delimited by the latter by an imaginary line that runs from the nipple to the posterior commissure (epithalamus). The diencephalon consists of: thalamus, hypothalamus, epithalamus, metatalamus and subthalamus. For this reason, we can conclude that the correct answer to your question is "d. All of the above".

8 0
3 years ago
What connections can you make between the coronavirus outbreak and science ideas or facts?
UNO [17]

Answer:

the way humans cAN CHANGE A VIRUS AND ITS DNA AND HOW IT ACTS

Explanation:

3 0
3 years ago
Three genes control the production of tail structures in dogs. The wag1 gene promotes the production of tail structures. However
PIT_PIT [208]

Answer:

1. <u>ntrdr</u> --><u> brken</u> --|  <u>wag1</u>  --> <u>Tail structures </u>

2. Yes

Explanation:

(1) In this experiment three different genes are present;

     1) Wag-1 - promotes production of tail structures

      2) brkn gene - inhibits Wag-1 which leads to inhibition or inactive Wag1 gene and there is no tail formation.

      3) ntrdr gene - stimulates the activity of brkn gene thus this in turn inhibits Wag-1 gene and results in inhibiting the tail formation.

(2) The ntrdr gene stimulates the brkn gene and active brkn gene inhibits the wag-1 gene. As we know Wag1 gene is essential for tail formation. on removing out ntrdr gene result in inactive gene brkn thus allows the expression of the Wag-1 gene allowing tail growth in dogs.

3 0
3 years ago
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