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Masja [62]
2 years ago
14

Which of the following is not an example of nonpoint source pollution

Biology
1 answer:
bogdanovich [222]2 years ago
3 0

sewage treatment

have a great  day

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This is an onion root tip at low power (100x). The cells are too small to distinguish individual phases. What phase do most of t
Marysya12 [62]

Answer:

Interphase

Explanation:

The phase in which most of the cells appear to be in is interphase.

This is so because cell's life is spent more in interphase and in this phase growth of cells and at the end their replication takes place. So cells get more time in interphase to grow and replicate, which makes more cells to appear to be in.

Hence, the correct answer is "Interphase".

5 0
1 year ago
Describe the property of water that is indicated by the data. How is this property explained by the structure of water molecules
Annette [7]
Water molecules are polar, so they form hydrogen bonds. This gives water unique properties, such as a relatively high boiling point, high specific heat, cohesion, adhesion and density.
5 0
2 years ago
Escherichia coli, or E.coli, is a species of bacteria. Entamoeba histolytica, or E. histolytica, is a single-celled amoeba. What
irina [24]

Answer:

The correct answer will be option- A and D

Explanation:

<em>E.coli</em> is a bacteria which is pathogenic to humans and<em> E. histolytica</em> is an amoeba which is a parasite.  Both are different species but both are single-celled organism which to survive share feature among them.

The common characters shared by these two species are: they depend on the source of energy for their survival which they usually get from the hosts. Both the species reproduce to produce progenies like them which help them maintain continuity of the species of Earth.

Thus, options- A and D are the correct answer.

7 0
2 years ago
In a PCR reaction, a few seconds at high temperature disrupts the ____ that hold the two strands of DNA together, so every molec
Andrews [41]

Answer:

Hydrogen Bonds

Explanation:

In the polymerase chain reaction (PCR) the temperature rises to 90 ° C - 95 ° C, to break the hydrogen bonds, which are the types of bonds responsible for pairing the two strands of DNA, this process is known as denaturation of DNA.

The DNA is extremely stable, due to a large number of bonds (hydrogen bonds) that form between the two strands. If the temperature decreases, these bonds will begin to recompose, until the DNA returns to its original state

7 0
2 years ago
The synthesis of a new strand begins with the synthesis of a(n) _____. The synthesis of a new strand begins with the synthesis o
Anna35 [415]

Answer:

primer

Explanation:

Most biological reactions rely on the enzyme to speed up the reaction. In the case of DNA replication, this enzyme is DNA polymerase. a; DNA is a double helix made up of two long chains of deoxyribonucleotides. ... b; a primer is used to start this process by giving DNA polymerase something to bind the new nucleotide to. just for you to see.

7 0
2 years ago
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