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Dovator [93]
4 years ago
12

What are the main points of Oparins’s theory of Origin of life? Make a five

Biology
1 answer:
s344n2d4d5 [400]4 years ago
5 0
This is the answer

I have to have 20 characters so...

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Name two types of cells
tresset_1 [31]

Answer:

Animal cells and plant cells  

7 0
3 years ago
1. A mutation of a human gene blocks harmful viruses from infecting cells. How can the mutation be classified?
Yuri [45]

Answer:

It is a beneficial mutation.

Explanation: Mutations are permanent changes in the nucleotide sequence of a DNA. Mutations can beneficial, neutral and harmful or deleterious. When change in the nucleotide sequence of DNA a mutation enhances the effectiveness of a protein or improves the protein function, it is said to be beneficial. When a mutation causes the synthesis of a protein which have the same amino acid as the original protein and performs the same function as the original protein, it is said to be silent or neutral. When a mutation results in the synthesis of a protein with an altered amino acid sequence and a nonfunctional protein, it is said to be harmful.

3 0
3 years ago
3. Which of the following is a chemical property
vova2212 [387]

Answer: The answer is flammability

Explanation:

because it is a chemical thing happening

7 0
3 years ago
A small unit of heredity that stores a single trait is a chromosome. <br> T or F
ahrayia [7]
False, a grill chromosome is a cell! LOL
3 0
3 years ago
Manufacturing recombinant DNA molecules involves cutting a gene from its normal location, inserting it into a circular piece of
poizon [28]

Answer:

b) plasmid

Explanation:

A plasmid is an extrachromosomal DNA molecule that found in a cell that replicates independently without the need for chromosomes. A plasmid is small and is also not attached to the chromosomal DNA. Generally, plasmids are a circular piece of double stranded DNA materials that are present in bacteria.

Plasmids are used in a molecular biology laboratory for gene manipulation. they are able to transfer genes to a DNA through DNA recombinant technology and also aid DNA replication in bacteria. Plasmids are also used to study antibiotic resistance.

8 0
3 years ago
Read 2 more answers
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