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Dovator [93]
3 years ago
9

What is ostia?? pliz help I'll give brainliest​

Biology
1 answer:
zloy xaker [14]3 years ago
5 0

Answer:

an opening into a vessel or cavity of the body.

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Level 4
aniked [119]

Answer: Option C) Vestigial

Explanation:

A vestigial parts are the body parts that are shared with a common ancestor specie and have been modified to work in different ways because of changes in the mode of life.

Examples of vestigial parts in humans include:

- the appendix, which functions as caecum in herbivores

- mammary glands, which is well developed in women but not so developed in men

3 0
3 years ago
Why is one side of a single water molecule partially negative while the other side is partially positive?
MatroZZZ [7]
<span>Electrons are not distributed or shared same because of oxyen that is being attracted strongly. Water is a "polar" atom, implying that there is an uneven sharing of electron in its thickness. Water has an incomplete negative charge ( ) close to the oxygen molecule due the unshared sets of electrons, and fractional positive charges ( ) close to the hydrogen particle</span>
5 0
4 years ago
Animals that live in estuaries need to adapt to ________. (Select all that apply.) changing salinity levels
nadya68 [22]

Animals that live in estuaries need to adapt to changing salinity levels and the rising and falling of tides. Adaptation is the result of evolution.

<h3>Evolution and adaptation</h3>

The term 'evolution' refers to descendence with modification, which is mainly achieved by natural selection.

Adaptation refers to the process of adjustment that makes organisms in order to fit certain environmental conditions.

Natural selection is the differential survival and reproduction of the organisms better adapted to their environment.

Learn more about adaptation here:

brainly.com/question/1213023

5 0
2 years ago
Why is an organism’s niche like a person’s occupation?
mafiozo [28]
<span>D) An organism can “make a living” and survive in its niche. Because niche refers to an organisms role in an ecological system; its position in the environment - how it survives and multiply.</span>
3 0
4 years ago
Which description tells two processes scientists think move Earth's lithospheric plates?
abruzzese [7]

Answer:

Im pretty sure the answer is "B"

Explanation:

Convection in the mantle and pressure of magma on the edge of the plate

5 0
2 years ago
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