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max2010maxim [7]
3 years ago
7

Life-forms that existed during the paleozoic era included ____.

Biology
2 answers:
Kisachek [45]3 years ago
4 0
D all of the above is the correct answer with Ed gen uity 
sdas [7]3 years ago
3 0
The correct option is D. all of the above
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Which is the main reason cells are replaced in the body?. The cells are too large.. The cells are inactive.. The cells are damag
anygoal [31]

The right answer is The cells are damaged.

Take the example of skin cells.  

The skin consists of two tissues:

* the outermost, the epidermis, resting on a vascularized connective tissue,

* the dermis.

In the epidermis, which includes several layers of cells, the outer layer is formed of dead cells that are desquamating and are constantly being replaced from proliferating basal cell cells. So, in normal conditions, the epidermis is in constant renewal.

On the other hand, when accidentally, the upper parts of the epidermis are damaged, for example, a slight abrasion or of a burn, the destroyed portion is regenerated (replaced) thanks to an accelerated proliferation of basal epidermal cells .

7 0
3 years ago
Read 2 more answers
5. A moth has two alleles for spots. It can have brown or white spots. The white allele is recessive and
WARRIOR [948]

Answer:

0.7.5

Explanation:

I hope this is right

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3 years ago
the steps of self pollination. In your own words, describe what happens in each step. pls give me 5 step in order
Mekhanik [1.2K]

Answer:

Steps are down below

Explanation

1. A small grain of pollen goes onto the stigma

2. Insects go into flowers and brush against the anther and is coated with pollen.

3. Pollen may fall onto the stigma of the next flower

4. Pollen falls onto the stigma of next flower

5. A small seed forms in the ovary of that plant

4 0
3 years ago
What are the different parts of a bacteriophage? Where is the DNA stored in this virus?
Yuliya22 [10]

Answer:

What are the differents parts of a bacteriophage?

The tailed phages have three major components: a capsid where the genome is packed, a tail that serves as a pipe during infection to secure transfer of genome into host cell and a special adhesive system (adsorption apparatus) at the very end of the tail that will recognise the host cell and penetrate its wall.

Where is the DNA stored in this virus?

Where is DNA stored in viruses?

The genome of most DNA-containing viruses that infect eukaryotic cells is transported (with some associated proteins) into the cell nucleus, where the cellular DNA is, of course, also found.

Explanation:

Hope it helps you!

8 0
3 years ago
Plz help asap! The availability of which of the following factors would directly limit the productivity of the Calvin cycle?
Dima020 [189]

Answer:

II and II only

Explanation:

i just took the quiz and i got an A

7 0
2 years ago
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