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larisa86 [58]
3 years ago
7

This process is used for growth repair it is also a form of reproduction in asexual organisms

Biology
1 answer:
Katyanochek1 [597]3 years ago
8 0

Answer:

Mitosis

Explanation:

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What are the two ways that organisms on the bottom of deep sea food chains acquire energy? a. photosynthesis and chemosynthesis
aliina [53]

The correct answer is (B)  chemosynthesis and marine snow  are the two ways that organisms on the bottom of  deep sea food chains acquire energy.

What is the meaning of chemosynthesis and marine show?

Chemosynthesis is the utilization of energy supplied by inorganic chemical processes to make food in bacteria and other organisms. To generate a sugar, all chemosynthetic organisms require energy provided by chemical processes, although various species employ different methods.

Marine snow is a shower of biological particles that falls from the upper ocean to the deep sea.  Marine snow refers to biological material that descends from higher in the water column. Some flakes fall for several weeks before reaching the ocean floor.

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7 0
1 year ago
What are the strengths and weakness of gel electrophoresis ?
topjm [15]

Answer:

Hello.

• gels can melt during electrophoresis, the buffer can become exhausted, and different forms of genetic material may run in unpredictable forms.

• And the strengths could be that it separates based on size, it is relatively easy to do.

4 0
2 years ago
The y-shaped site at which a double-stranded molecule of dna is separated into two single strands for replication.
aleksandrvk [35]

The Y shaped structure with active region present is called replication fork

The separation of the 2 single strands of DNA creates a ‘Y’ form referred to as a replication ‘fork’. the 2 separated strands will act as templates for making the new strands of DNA.

LEADING STRAND

one of the strands is oriented in the 3’ to 5’ path (toward the replication fork), this is the main strand?. the other strand is oriented inside the 5’ to 3’ direction (away from the replication fork), that is the lagging strand?.

because of their extraordinary orientations, the 2 strands are replicated in a different way: A small piece of RNA called a primer (produced by means of an enzyme referred to as primase) comes along and binds to the end of the leading strand. The primer acts as the place to begin for DNA synthesis.

DNA polymerase? binds to the leading strand after which ‘walks’ alongside it, including new complementary? nucleotide? bases (A, C, G and T) to the strand of DNA within the 5’ to 3’ direction.

This form of replication is referred to as continuous

LAGGING STRAND

Several RNA primers are made by means of the primase enzyme and bind at numerous points alongside the lagging strand.

Chunks of DNA, known as Okazaki fragments, are then introduced to the lagging strand also in the five’ to a few’ path.

This sort of replication is known as discontinuous as the Okazaki fragments will want to be joined up later.

Once all the bases are matched up (A with T, C with G), an enzyme referred to as exonuclease strips away the primer(s). The gaps wherein the primer(s) were are then filled by but extra complementary nucleotides.

The brand new strand is proofread to make sure there are no errors inside the new DNA series.

eventually, an enzyme referred to as DNA ligase? seals up the sequence of DNA into two non-stop double strands.

The end result of DNA replication is two DNA molecules consisting of 1 new and one old chain of nucleotides. That is why DNA replication is described as semi-conservative, 1/2 of the chain is part of the unique DNA molecule, half is ultra-modern.

Following replication the brand new DNA routinely finishes up into a double helix.

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7 0
1 year ago
Which of the following represents biotic factors? 1. Sunlight II. Oxygen III Plants
Tasya [4]

Answer:

III only hope its helps you

5 0
3 years ago
Which model best describes the path of energy during photosynthesis?
Hatshy [7]

Answer:

the answer is A!

Explanation:

i did the exam on A PE X

4 0
3 years ago
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