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hoa [83]
4 years ago
13

All questions please

Biology
1 answer:
Nataly [62]4 years ago
6 0
11. A. Ovulation.
12. Semen.
13.The fluid--to some degree--helps protect the sperm from the acidic environment of a woman's vagina, which could otherwise damage and kill said sperm.
14. During the menstrual cycle, the endometrium grows to a thick, blood vessel-rich tissue lining, representing an optimal environment for the implantation of a blastocyst upon its arrival in the uterus; the body also begins to prepare for ovulation again.
15. Both the testes and the ovaries produces entities needed for the process of reproduction. But while the ovaries create eggs, the testes create sperms.
16. On the 7th day; on the 21th day.
17. C. The amniotic sac.
18. The umbilical cord.
19. The germinal stage, the embryonic stage, and the fetal stage.
20. two eggs; a single egg.
21. Since the pituitary gland produces hormones that stimulating all the other hormone-producing glands to produce their own hormones, that tumor could potentially causes the body to function incorrectly: For example, the body could not produces the required hormones needed for the body to start producing sperms/eggs, preventing the person's ability to reproduce overall.
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DIA [1.3K]

Answer:

First one is "To make food more atractive"

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Explanation:

5 0
3 years ago
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give 2 examples of how DNA modification has increased the importance of transgenetic animals to our food supply
Nikitich [7]
Recombinant DNA techniques, for example, increase milk productions in cows. Another example would be, transgenic salmon grow faster than wild salmon. 
4 0
3 years ago
A unicelluer has how many cells? A.1 B.2 C.3
ivanzaharov [21]
The simple organisms may be unicellular, consisting of just 1 cell, but more complex organisms are multi-cellular, which means they might have more than one. So the answer you are looking for is A. 1

I hope this helps! :>
5 0
4 years ago
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Identify the characteristics of plant-like protists. Check all that apply. all contain cell walls autotrophs unicellular all are
shtirl [24]

Answer:

Autotrophs,  unicellular

Explanation:

Algae are simple plant-like protists. They live in seawater, freshwater and in damp places. The algae have chlorophyll meaning they carry out photosynthesis. Some are unicellular and others are multicellular. They have a cellulose cell wall and reproduce either sexually or asexually.

3 0
3 years ago
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Which of the following best explains the flow of energy in this food web? Mushrooms → Snake → Squirrel → Plants Grasshoppers → S
qaws [65]

Answer:

Plants → Squirrel → Snake → Mushrooms

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