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skelet666 [1.2K]
3 years ago
13

Which are the very small particles that make up matter? atoms molecules mass weight

Biology
1 answer:
andre [41]3 years ago
5 0

Answer:

The awnser is atoms

Explanation:

Atoms are the building blocks of everything.

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What is the single most important factor in determining the temperature of a region?
Vladimir79 [104]
<h2>Answer:</h2>

Geographical location is the single most important factor in determining the temperature of a region.

<h3>Explanation:</h3>

The location of an area and its surrounding environment is most important in its temperature determination. As the area located near to the ocean has a low temperature. And areas which are far away from the waters and there is low precipitation which means low rain. It indicates the higher temperature areas.

Elevation of region, height from the sea level also affects the temperature of region.

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Sean wants to know the effects of seawater on plant growth.<br> What is the dependent variable?
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The answer is the plant growth, because the dependent variable is what responds to the independent variable. 
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Which statement best describes how light travels?
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I believe it's the first one. 
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Which of the following pairs is not correctly matched?
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Answer:

A band - light central region of sarcomere.

Explanation:

Sarcomere is the basic structural unit of the skeletal muscles. These sarcomere shows striations ( light and dark bands) when veiw under the microscope.

A band or anisotropic band is the dark region of sarcomere. A band consists of both thick and thin filaments of actin and myosin proteins. The A band has the ability to refract light and appears dark.

Thus, the correct answer is option (D).

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2 years ago
The substance represented by scissor shown cutting the DNA is
Alex_Xolod [135]

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Enzyme are protein molecules that catalyzes chemical reaction.

In DNA replication, enzymes play a major role.

Enzymes identify the starting point of replication, attach itself and then unwind the Deoxyribonucleotide acid DNA Strand to form the replication fork.

Enzyme Helicase unwind and breaks the hydrogen bond between the base pair, opening up the helix structure to form a template for the new strand.

DNA polymerase also play a major role, it synthesis new DNA by adding primer to the DNA sequence for replication to occur, they also proof read the copy of DNA Strand being made to avoid errors during replication and add nucleotide to the growing DNA strand.

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