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skad [1K]
3 years ago
14

The period during which a heart chamber is contracting is called

Biology
1 answer:
pashok25 [27]3 years ago
8 0

Answer:Cardiac cycle- Systole

Explanation:

Systole is a part of the cardiac cycle which contract when some of the chambers of the heart muscles is filled with blood. Contraction takes place during systole which pumps blood out of the heart into the large blood vessels of the circulatory system and the blood then moves to all other body tissues and organs.

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Explain the difference between ionic compounds and covalently bonded compounds. How do the two types of bonds differ?
timama [110]

A molecule or compound is made when two or more atoms form a chemical bond, linking them together. The two types of bonds are ionic bonds and covalent bonds. The distinction between them has to do with how equally the atoms participating in the bond share their electrons. hope this helps.

5 0
3 years ago
What would happen if an invasive species took over the ecosystem? If this is already the case, describe the effect it has. Other
jek_recluse [69]

Answer: invasive species have negative effects on ecosystems. They can take away the habitats of the native species causing them to leave. Example is Africanized Bees in southwestern Part of the United States. This population has led to many local bees dieing

Explanation:

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7 0
3 years ago
Which property describes a mixture
Greeley [361]

Answer:

a combination of different qualities, things, or emotions in which the component elements are individually distinct.

Explanation:

In chemistry, a mixture is a material made up of two or more different substances which are physically combined. A mixture is the physical combination of two or more substances in which the identities are retained and are mixed in the form of solutions, suspensions and colloids.

7 0
3 years ago
Read 2 more answers
What structures are present in plant and animal cells but not in a bacterial cell?
otez555 [7]

Answer:

Structures that are present in plant cells and animal cells are membrane-bound organelles. For example, nucleus, mitochondria, and/or chloroplasts are not present in bacteria.

Explanation:

This is because bacteria are prokaryotic cells while plants and animals are eukaryotic cells.

Prokaryotic cells lack membrane-bound organelles like eukaryotic cells. Prokaryotic cells do not have a nucleus or organelles like mitochondria and chloroplasts.

7 0
3 years ago
What is the potential energy of a 10kg object sitting on a 2.5m high cliff
Sloan [31]

Answer:

245.1663 Joules

Explanation:

Use the potential energy formula which is U=mgh

Where m=mass in Kg

g=gravitational acceleration: 9.80665 m/s^2

and h=height in meters

5 0
2 years ago
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