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zheka24 [161]
4 years ago
11

Number 12 PLS ASAP PLS

Biology
2 answers:
valkas [14]4 years ago
6 0
The answer is H. He is mechanically digesting his food.
qaws [65]4 years ago
5 0
H and I didn't copy anyone
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Nutrients and oxygen are transferred from a mother to a fetus through the
Liono4ka [1.6K]

Answer:

placenta

Explanation:

Placenta is an essential organ that develops to connect the unborn baby with the mother womb. The placenta is connected to the fetus through the umbilical cord . All essential nutrients, gases such as oxygen, and other substances are transported from the blood of the mother to the baby via placenta and umbilical cord.  

Along with supply of essential substances, the waste products generated by the fetus such as carbon dioxide, waste after food digestion etc. are sent back through the blood vessels of the umbilical cord to the placenta of the mother.

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4 years ago
Which of these would be a good place to take cover during a tornado? A. a car B. an open field C. a trailer home D. an interior
Sati [7]

Answer:

D.

Explanation:

5 0
3 years ago
The recommended daily amount of protein for a woman is 45g How many grams of cheese would provide 45g of protein
yulyashka [42]

Answer:

200 g of cheese

Explanation:

From the table attached, we can see that each 100 g of cheese contain 22.5 g of protein. For us to calculate the amount of cheese needed to provide about 45 g of protein, we use the formula:

Amount of cheese for 45 g of protein = (100 g of cheese/ 22.5 g of protein) * 45 g of protein

Amount of cheese for 45 g of protein = 200 g of cheese

Therefore 200 g of cheese would be needed to provide 45 g of protein.

8 0
3 years ago
The simple spin of the earth on its axis is called
lidiya [134]

Answer:

Earth's rotation

5 0
3 years ago
A change in the number of neutrons in an atom will change the isotope. What will happen when the
garri49 [273]

Answer:

A couple of things that will happen if you change the number of protons, electrons, and neutrons in an atom. If you change the number of protons in an atom somehow, then there will be less positive charge. If you change the number of neutrons somehow, nothing will happen because it carry's no charge at all.

Explanation:

5 0
3 years ago
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