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timurjin [86]
3 years ago
5

Three phosphate groups are linked to a ribose sugar which, in turn, is linked to a pyrimidine base known as adenine; this phrase

describes the structure of ____________.
Biology
1 answer:
slamgirl [31]3 years ago
4 0

Answer:

ATP

Explanation:

Adenosine triphosphate (ATP). This nucleotide is very essential in the cell. It is the main source of energy in a cell and is utilized in many biological processes by the cell.

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Select three changes that are examples of physical change.
Marysya12 [62]

Answer:

ice melting

juice freezing

paper folding

Explanation:

The difference between a physical reaction and a chemical reaction is composition. In a chemical reaction, there is a change in the composition of the substances in question; in a physical change there is a difference in the appearance, smell, or simple display of a sample of matter without a change in composition.

3 0
3 years ago
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A dumping site in the small town of Love Canal, New York, was used for the disposal of industrial chemical wastes from 1970-1975
zheka24 [161]

Answer:

There is no control group and variables were not addressed.

Explanation:

In the context, it is given that there is a dumping ground in a small town called Love Canal and harmful chemical waste of industries are dumped there. Lately, it is noticed that there were traces of the toxic substances on the walls of the schools and the hospitals. The hospitals also noticed that during the period of 1970 to 1980, there were increase in the number of the birth defects in the area. The people of the Love Canal has genetic abnormalities and the chemical waste is responsible for it.

Thus it can be concluded that there is a no such any control group in this case. The confounding variables like the comorbidities as well as the family history of the genetic defects were not addressed.

4 0
2 years ago
What kind of plate boundary results in a fault?
Bumek [7]
a transform boundary because the two plates pass each other in that same plane and the blocks of rock move in opposite horizontal directions .
6 0
3 years ago
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What factors drive the movements of global air masses
maksim [4K]

Answer:

The 4 types of air masses are polar, tropical, continental and maritime. Their classification depends on their location where they are formed.

Explanation:

One major influence of air mass movement is the upper level winds such as the upper level winds associated with the jet stream. The jet stream wind is often referred to as a steering wind. The troughs and ridges of the jet stream will help transport cold air toward lower latitudes and warm air toward high latitudes.

7 0
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Match the following terms and definitions. 1.the smallest unit of an element atom 2.the path surrounding the nucleus of an atom
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