Answer:
For example, a forest of trees and undergrowth plants, inhabited by animals and rooted in soil containing bacteria and fungi, constitutes a biological community. A brief treatment of biological communities follows. ... The various species in a community each occupy their own ecological niche.
Answer:
I believe it must pass through 4 chambers
Explanation:
Below are the choices:
(1) a nucleus
<span>(2) a chromosome </span>
<span>(3) a protein molecule </span>
<span>(4) an enzyme molecule
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In the nucleus. However since chromosomes are in the Nucleus they contain the <span>DNA a cell needs to survive. This is why it is in the Nucleus.
</span>
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Answer:
Within each organ, movement moves food and liquid into each organ and combines the contents. A sphincter lets it move through your stomach as food hits the end of your oesophagus. Using motions such as chewing, squeezing, and mixing, the digestive organs divide the food into smaller pieces. The rectum, the lower end of the large intestine, stores stool until the stool is forced out of the anus. To see how food travels through the GI tract, watch a video. External connection from NIH. When you chew, the digestive process begins in your mouth. Salivary glands create a digestive juice that moistens food so that it passes into your oesophagus more easily. There is also an enzyme in Saliva that starts breaking down starches in your food. Peristalsis will force the food down your oesophagus into your stomach after you swallow. What happens to the digested food The hormones and nerves work together to help regulate the digestive process. The liver produces bile that helps digest fats and certain vitamins. Your body is informed by hormones when
also thank me please.
Explanation:
