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STALIN [3.7K]
4 years ago
8

The negatively charged particles in atoms are called

Biology
2 answers:
kirza4 [7]4 years ago
5 0
The answer is Neutrons
n200080 [17]4 years ago
5 0
The answer is electrons
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Uric acid is transported across epithelial cells in the kidneys by an organic acid transporter (OAT) membrane transport protein.
PIT_PIT [208]

Answer:

Competition

Explanation:

Transportation of some molecules can not be through simple diffusion due to their size or other factors.

Therefore carrier proteins known as transporters are needed to facilitate their transportation.

Transporters exhibit or demonstrate characteristics such as competition,

During competition, presence of a certain molecule decreases the transportation of another molecule.

When Uric acid transportation is decreased due to the presence of probenecid is a good example of competition.

7 0
3 years ago
The fetal brain begins as a long structure that develops into a variety of different structures. what does the early shape of th
brilliants [131]
The early shape of the fetal brain most resemble a tube. The fetal development starts after conception. After about four weeks the neural tube together with the back is closing. The fetal brain and the spinal cord will develop from the neural tube. Then the other organs and the heart are also starting to form.
5 0
3 years ago
The fossil record shows that some animals, such as the horseshoe crab, have existed unchanged for millions of years. Other organ
Leno4ka [110]

The horsehoe crab because it was one of the first animals to ever live on earth

6 0
4 years ago
Read 2 more answers
Chum salmon (oncorhynchus keta) are born in freshwater environments and then migrate to the sea near the end of their lives, the
Tcecarenko [31]

Answer:

c. Acclimatization

Explanation:

<u>Acclimatization</u> : Various physiological readjustments and compensatory mechanisms in body that reduces the effects of hypoxia in permanent residents at high altitude. These are basically the respiratory and hematopoetic adjustments to long-term move to high altitude.

As the Chum Salmon (oncorhynchus keta) are born in freshwater water constantly diffuses into the body and ions are lost from the body while in the sea water, they lose water.

As alot of changes are occrun in the cells of the gills of chum salmon, that is acclimatization as various physiological readjustments are being made.

6 0
4 years ago
Read 2 more answers
How do the two groups of peripheral nerves differ?
Nana76 [90]

Answer: The central nervous system includes the brain and spinal cord, while the peripheral nervous system includes all of the nerves that branch out from the brain and spinal cord and extend to other parts of the body including muscles and organs.

Explanation:

6 0
3 years ago
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