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3241004551 [841]
3 years ago
7

What are the three meningeal layers of the brain in order from deepest to most superficial?

Biology
1 answer:
leonid [27]3 years ago
7 0
From the deepest to most superficial: pia mater, arahnoid, dura mater
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I attached the problem below.
kkurt [141]
I would think the answer is B.) All species share a common ancestor and that change occurs through time.

- I've recently went over this again with my teacher. I hope this helps! (:
5 0
3 years ago
Three cells each contain a 98% water wash were soaked in different solutions cell number one is so funny solution containing 100
stepladder [879]

Answer: Cell number one is an hypotonic solution, cell number two is an isotonic solution, and cell three is an hypertonic solution.

Explanation:

Cell number one which is a 98% water content is added the 100% water solution, water moves from low to high concentration. Therefore, the water moves from the solution into the cell, which is hypotonic.

Cell number two which is a 98% water content added with a 98% water solution. These two solutions are equal to one another, so the water does not move. This is isotonic.

Cell number three which is a 98% water content added with a 80% water solution. Water moves from high to low concentrations, so water moves from the cell to the solution. The water leaves the cell, which is an hypertonic.

6 0
3 years ago
How is a food web a limited model in regards to showing energy transfer?
tamaranim1 [39]
Because the energy is going to decrease to also nothing and the animals at the top have to hunt more than those closer to the bottom of the food web
3 0
3 years ago
Which of the following can be a result of a volcanic eruption?
ludmilkaskok [199]
Its E= it can be damage to the ozone layer. Hope this helped you out ;)
6 0
3 years ago
Read 2 more answers
As a biologist working with a cell culture, you notice that the ends of the chromosomes are decreasing in size after each cell d
S_A_V [24]

Answer:

In the given case, it can be concluded that very less amount of telomerase is being produced.

Explanation:

Terminal transferase or telomerase refers to a ribonucleoprotein that supplements a telomere repeat sequence to the 3 prime terminals of telomeres. A telomere is present at each terminal of the chromosomes found in the majority of eukaryotes. It helps in safeguarding the terminals of the chromosomes from destruction or from getting combined with the adjacent chromosomes.  

Telomerase has its own RNA molecule and works as a reverse transcriptase enzyme. Generally, telomerase is found active in gametes, in stem cells, and in the majority of cancer cells, however, it is generally present in low concentration or is absent in the majority of somatic cells. Thus, the decrease in the ends of the chromosomes suggests that the production of telomerase is taking place at low levels.  

7 0
3 years ago
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