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Firdavs [7]
3 years ago
7

PLZ HELP!!!!

Biology
1 answer:
Svetach [21]3 years ago
7 0
It is important to have more than one trial in a well- designed experiment because repeated trials can help reduce the effect of errors and it can increase the accuracy of the result of the experiment.
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Most aquatic organisms are adapted to a narrow range of salinity. Why must aquatic organisms living in coastal areas be adapted
AleksAgata [21]
The best and most correct answer among the choices provided by the question is the fourth choice. The organisms survived in high and low salinities because of the t<span>emperature fluctuations can cause changes in the salinity levels of the water. </span>I hope my answer has come to your help. God bless and have a nice day ahead!
8 0
3 years ago
What is the purpose of a ribosome
Rus_ich [418]
<span>They bind messenger RNA and transfer RNA to synthesize polypeptides and proteins.</span>
6 0
3 years ago
Read 2 more answers
Winds in our atmosphere are created as a result of which of the following processes?
shusha [124]

Answer:

<em>The correct option is D) Uneven heating of the air in the atmosphere</em>

Explanation:

Wind can simply be described as air which is moving or which is in motion. The uneven heating of the Earth's surface caused by the sun is the reason why winds occur. The difference in pressure of one area to another area causes the air to move and cause wind. The air tends to move from an area of higher pressure to an area of lower pressure and such is the movement of the wind.

4 0
3 years ago
In a study of genetic variation of the Graceland gene, a researcher finds that there are two alleles in a population. In a large
Licemer1 [7]

Answer:

Option 1, No. The highest frequency of heterozygotes under Hardy-Weinberg equilibrium is 0.5

Explanation:

As per Hardy Weinberg’s equilibrium principle, the maximum frequency of heterozytotic individuals occur only when half of the population is dominant and recessive homozygous.  

In other way when the sum of frequency of dominant and recessive species is equal to 0.5, only then the frequency of heterozygotes is maximum which in any case would not be higher than 0.5.  

Hence, option 1 is correct

7 0
3 years ago
Which of the following is single-stranded, found throughout the cell, and has the bases A, C, U, and G?
g100num [7]

Answer:

RNA

Explanation:

DNA has the bases of A,T,C, and G.

RNA has the bases of A,U,C, and G.

the T base in DNA is 'Changed' into the base U

4 0
3 years ago
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