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Alinara [238K]
3 years ago
9

Define the term fossil, and name three different kinds of fossils.

Biology
2 answers:
gogolik [260]3 years ago
7 0
Fossils are preserved remains of an organism such as a plant or animal.

Mold fossils, cast fossils, and trace fossils.
abruzzese [7]3 years ago
4 0
The remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock.

Mold fossils
Cast fossils
Trace fossils
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DNA samples should be stored in an airtight containers to prevent contamination true or false
Aleksandr-060686 [28]

Answer: True

Explanation:

DNA is a biological evidence. It is a heredity material which is present in all organisms on earth. The DNA in humans can be taken as sample from nails, bones, blood, skin, hair and other sources.

The DNA samples can be taken so as to establish the identity of the culprit, victim or any one which is associated with crime.

The DNA evidence has applicability as a potent evidence in the court of law. Thus utmost care should be taken to preserve it's integrity until it is analysed and presented in the court of law.

Thus the DNA evidence should be collected and preserved in airtight containers so as to prevent the entry of airborne pathogens like bacteria, virus these can contaminate the sample evidence and can make the evidence not of any use.

 

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In what ways are the new cells (daughter cells), which result from a cell cycle, similar?
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Recycling cells division. meoisis theroy
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While mRNA strands are being created, a sequence is sometimes miscopied. What is the worst that could happen to a cell should th
kupik [55]

Answer:

The most appropriate answer would be The cell will not make functional proteins from that mRNA strand.

The amino acid sequence of the proteins is derived from the nucleotide sequence of the mRNA (messenger ribonucleotide).

If the sequence of mRNA is miscopied, it will change the sequence of amino acids of the protein.

Consequently, the protein may become non-functional.

6 0
3 years ago
Read 2 more answers
2) Choose the best answer.
boyakko [2]

Explanation:

2) E) ribosome .

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4) a) chloroplast

4 0
3 years ago
For each sentence below, select the name of the specialized cells being described.
igor_vitrenko [27]

Answer:

1: Neurons

2:White Blood Cells

3:Epithelial Cells

4:Red Blood Cells

5:Muscle Cells

Explanation:

Edge2020

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