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UNO [17]
4 years ago
15

When your smooth muscle squeezes from the top to bottom in order to digest food, it is engaging in a process known as

Biology
1 answer:
Elanso [62]4 years ago
7 0
The process is known as peristalsis. These are a serial wave-like movements which moves the food into the digestive tract. It starts in the esophagus, where swallowed food is present, and smooth muscles contract to take the food into the stomach.
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Do reptiles breathe with their lungs their whole life?
coldgirl [10]

Answer:

no

Explanation:

<h3>they just can't <em><u>keep</u></em> breathing without them</h3>
6 0
4 years ago
Upon examining samples of water and mud from a nearby river, you come across an unidentified organism. The organism is unicellul
Tasya [4]

Answer:

A protist

Explanation:

In the given question, the characteristic of an unidentified organism are given which are:

1. The organism is unicellular and autotrophic which means that it is a producer and belongs to a plant like organism.

2. The membrane bound nucleus means that the organism is an eukaryote.

The organism is thus an unicellular, autotrophic and an eukaryote could be a species of algae which is considered a protist. The protists are the organisms which shows characteristic of the ukaryotes but are not considered true plants and animals.

Thus, a protist is correct answer.

3 0
3 years ago
What are the macromolecules DNA and RNA referred to as?
Anastaziya [24]
<span>C. Nucleic Acids

</span>
<span>DNA and RNA both have the following commonality:

<span>They contain Nitrogen bases A,C, and G. Their Subunits are Nucleotides and the Nucleotide components are sugar, base, phospate. Both also have chainlike molecules.<span> </span></span>
The genetic information they carry in their nucleic acids (DNA or RNA) is limited for production of their own viral components or "body parts"  and these parts are  capsid, nucleic acids and envelope (for enveloped viruses).


</span>
8 0
4 years ago
A certain reptile species is a carnivore and lives only on an isolated island. Which of the
kotegsom [21]

Answer:

The reptile species produces many offspring with many unique traits and the other animals on the island increases slowly.

Explanation:

Because the reptile species are carnivores can feed on other species, as make the other animals to increases slowly.

4 0
3 years ago
Which of the following are results of an earthquake on a house built on soft, sandy sediments saturated with water?
blsea [12.9K]

Answer:

b and c are the same answer

Explanation:

7 0
4 years ago
Read 2 more answers
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