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Alexeev081 [22]
4 years ago
14

How many species are found in a community?

Biology
1 answer:
aleksandr82 [10.1K]4 years ago
5 0
In ecology, a community is a group or association of populations of two or more different species occupying the same geographical area at the same time, also known as a biocoenosis. The term community has a variety of uses
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Pls help, this is science class btw
Scrat [10]

Answer:

Explaination Down Below

Explanation:

Interdependance could mean how the two organisms are two different living things that work in different ways to eachother, yet because of the fact they live together in an ecosystem states the fact they work together to help that ecosystem thrive.

(This is my interpretation, feel free to copy and paste as your answer :))

5 0
3 years ago
Sodium has the atomic number 11. How many electrons are in a sodium ion, which has the symbol Na=?
AlladinOne [14]
Atomic number is the number of protons of an atom. And, given that the atoms are electrically neutral and the charge of one proton is equal to the charge of one electron, the number of electrons is equal to the number of protons. So the neutral atom of sodium has 11 protons and 11 electrons. But, the sodium ion (Na+) has one positive charge, that means that it has lost one negative charge or one electron. Then, the sodium ion (Na+) has 11 - 1 = 10 electrons. <span>Then, the answer is that there are 10 electrons in a sodium ion. 

hope this helps :3</span>
5 0
4 years ago
Read 2 more answers
Removing the layers that surround the oocyte is due to the action of ______ sperm, but ______ sperm will fertilize the oocyte
Lemur [1.5K]

Removing the layers that surround the oocyte is due to the action of 100 sperm, but one sperm will fertilize the oocyte.

<h3>How does the sperm fertilize the oocyte?</h3>

When sperm and an oocyte (egg) join, their nuclei fuse, resulting in fertilization. These reproductive cells combine to produce a diploid cell (zygote) since each is a haploid holding half of the genetic material required to become a human being.

The surviving capacitated sperm come into contact with the oocyte as it travels along the distal uterine tube and move toward it in response to chemical attractants secreted by the corona radiata cells. The sperm must get beyond the two protective layers to reach the oocyte itself.

The sperm first penetrates the corona radiata cells. The sperm then bind to receptors in the zona pellucida when they come into touch with it. This starts a process known as the acrosomal reaction, in which the sperm's acrosome, an enzyme-filled "cap," releases its reserve of digesting enzymes. These enzymes make it possible for sperm to get through the zona pellucida and reach the oocyte. Finally, a single sperm contacts sperm-binding receptors on the plasma membrane of the oocyte. The head and mid-piece of the "winning" sperm then enter the interior of the oocyte after the plasma membrane of that sperm fuses with the oocyte's plasma membrane.

Learn more about the process of fertilization here:

brainly.com/question/14140902

#SPJ4

4 0
1 year ago
Muscles in an animals are often found in pairs because
aleksandr82 [10.1K]
Muscles can only produce a force as they relax
5 0
3 years ago
Why do we pee and do we have to do it
Savatey [412]
Do excrete all the toxins from our food and body, yes we need to pee.
4 0
3 years ago
Read 2 more answers
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