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Darya [45]
3 years ago
11

Why do some fossils of some extinct organisms have been found while others have not?

Biology
1 answer:
nexus9112 [7]3 years ago
8 0
Because some decompose and are gone forever.
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A cell with 22 chromosomes undergoes mitosis. How many nuclei result from this process?
kondor19780726 [428]

Answer:

Explanation:

Mitosis is the phase of the cell cycle where the nucleus of a cell is divided into two nuclei with an equal amount of genetic material in both the daughter nuclei. It succeeds the G2 phase and is succeeded by cytoplasmic division after the separation of the nucleus.

5 0
2 years ago
What is mRNA?
Deffense [45]

Answer:

Messenger RNA is a type of RNA that is necessary for protein production. In cells, mRNA uses the information in genes to create a blueprint for making proteins. Once cells finish making a protein, they quickly break down the mRNA. mRNA from vaccines does not enter the nucleus and does not alter DNA.

So the answer will be C or A

Explanation:

7 0
2 years ago
The field of inquiry that studies human culture and evolutionary aspects of human biology; includes cultural anthropology, arche
klio [65]

Answer:

physical, or biological anthropology.

Explanation:

When there is a need to study human kind   through the X-ray of  relationships between human biology, its cultural diversity, and  evolution ,the aspect anthropology for this is Biological anthropology.

Therefore biological anthropology is concerned about how the interaction between the cultural diversity and biological process results in the  adaptations of mankind to different  environments.The influence of these on growth, behaviours, existence.

The primary focus of biological anthropologists is to study in details the concept of  ,mechanism of  variation,  adaptation.and how these lead to evolution and origin of mankind.

Sequel to this ,most evidences for this concept are obtained from the study of fossil materials,study of other related primates to man, and components of functional biology and genetics.

3 0
3 years ago
The diagram shown below represents the enzymatic processes involved in a chemical
Tju [1.3M]

Answer:

lock and key method ?

Explanation:

4 0
3 years ago
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Which is the best definition of a conclusion? A- a written description of events that occurred during an experiment B- an act of
Fantom [35]
Hey there,

D- an experiment that uses data to support or reject a hypothesis.
So basically its something that sums up everything that you did in the past.

~Jurgen
3 0
3 years ago
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