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Roman55 [17]
3 years ago
9

Is it true or false that new cells arise from pre-existing cells​

Biology
2 answers:
Licemer1 [7]3 years ago
7 0

Answer:

true

Explanation:

cell reproduction/cell cycle

Lina20 [59]3 years ago
4 0

Answer:

is it true or false that new cells arise from pre-existing cells.False

Explanation:

False

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based on the fluid mosaic model of the cell membrane, which type of molecule can move passively across the membrane, without the
Monica [59]

Answer:

My guess would be H₂O/ water, since osmosis is a form of passive transport and I can't see the model the question references. Gases like O₂/ oxygen, CO₂/ carbon dioxide, and simple sugars like glucose can also pass through a cell membrane with passive transport though.

8 0
2 years ago
A protein channel in a hydrogen ion pump is shown below. What would happen if the concentration of H+ ions were higher inside th
inessss [21]

Answer:

The H+ ions moves outside.

Explanation:

The H+ ions moves outside the mitochondria of the cell if the concentration of H ions were higher inside the mitochondrion than outside environment of the mitochondrion in order to equalize the pH or H+ ions concentration of both inner side of mitochondria and outer side environment. This movement of H+ ions from a region of higher concentration to the region of lower through a semi-permeable membrane is known as osmosis which has a positive effect on the cell as well as organelles of the cell.

5 0
3 years ago
Do genes determine specific traits in an organism
OverLord2011 [107]

Answer:

Yes

Explanation:

Do your traits and your parents traits

3 0
3 years ago
How do scientists choose the kingdom in which a eukaryote belongs in?
Alenkasestr [34]
<span> Eukaryotic cells are a lot more complex. They have a nucleus in a nuclear membrane, where DNA or other genetic information is stored, as well as lots of organelles that serve different functions.</span>
5 0
2 years ago
Read 2 more answers
When dissecting you should cut away from yourself?
sineoko [7]

Answer;

-The above statement is true

-It is a precaution during dissecting.

Explanation;

Among the precautions  while dissecting include;

-When cutting into or dissecting the specimen, it is important to always cut away from yourself and others. To avoid cutting anyone, especially with formaldehyde being used. .

-You should also should not hold the animals while cutting because you could again, cut yourself.  Another precaution that should be obvious is Do not eat any part of the specimen.

6 0
3 years ago
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