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Deffense [45]
3 years ago
13

Why are phytoplankton essential to aquatic life zones?

Biology
2 answers:
AnnyKZ [126]3 years ago
8 0
Phytoplankton are essential to aquatic life zones because: they provide the basis of food chains. Log in for more information. Added 5/22/2016 9:52:12 AM This answer has been confirmed as correct and helpful.
Luda [366]3 years ago
3 0

=Answer:Phytoplankton are essential to aquatic life zones because: they provide the basis of food chains. Log in for more information. Added 5/22/2016 9:52:12 AM This answer has been confirmed as correct and helpful.

Explanation:

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HeLpP this test is super hard :/
Maksim231197 [3]

Answer:

it cytoplasm.

Explanation:

The cytoplasm helps to move materials, such as hormones, around the cell and also dissolves cellular waste.

4 0
3 years ago
Malaysia is a country which is rich with wide biodiversity of natural resources. Various methods are
Lerok [7]

Answer:

Malaysia is a beautiful country and rich in biodiversity of natural resources. People in Malaysia take several steps to protects its biodiversity and it is one of the beautiful tourism spot as well. If no steps are taken to  protect the species, there may be following effects:

  • Loss of biodiversity and species can become endangered or extinct.
  • Can lead to environmental disasters due to imbalance in biodiversity.
  • Habitat loss of plants and animals.
  • Climate can change due to ecosystem instability.
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6 0
2 years ago
Only the proteins that the bacteria Escherichia coli (E. coli) needs are synthesized at any given time. For example, when lactos
nataly862011 [7]

The correct answer is A. Lac repressor.

Lac repressor prevents lac gene which are found in the DNA of Escherichia Coli from being expressed for many times.

Lac repressor is termed as DNA which binds proteins. It allows the expression of genes from coding which are made for proteins to be involved in metabolism of lactose which is in bacteria.

When there is no lactose which is available in the cell, then the genes are being repressed. Lactose are being converted to allolactose if they are available.

8 0
3 years ago
Read 2 more answers
What can be combined to form various substances
zlopas [31]

Answer:

Atoms of different elements can combine to make new substances. A molecule is formed when two or more atoms join together chemically. If atoms combine that are of two or more different elements, we call that a compound.

Explanation:

4 0
3 years ago
The plants in level 1 of a food pyramid obtain 30,000 units of energy from the Sun. How much energy is available for the organis
Stels [109]

Answer:

level 2 = 3,000  level 3=300

Explanation:

Only 10 percent will be transferred to the next level and 10 percent of 30,000 is 3,000. 10 percent of 3000 is 300

4 0
3 years ago
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