Answer:
A base pair is two chemical bases bonded to one another forming a "rung of the DNA ladder the DNA molecule consists of two strands that wind around each other like a twisted ladder. Attached to each sugar is one of four bases--adenine (aka A), cytosine (aka C), guanine (aka G), or thymine (aka T).
Explanation:
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The answer is false.
The group of similar cells working together to perform a specific job is called a tissue. The functional group of multiple tissues is called organ. Functionally related organs form organ systems, which all together form one organism.
So, surgeon is working at the organ level. The lungs are the organs of transpiration. Since they are organs, they consist of multiple tissues, which consist of many cells. But the surgeon does not work on one single cell, he works with the whole organ.
The answer is population ecology. The purpose of this field is to research how
a particular group interrelates with its surroundings to gauge how long it can
continue living in a certain place. It
is also used in the study of population dynamics.
Answer:
The arctic tundra has average winter temperatures of -34° C (-30° F) and average summer temperatures of 3° to 12° C (37°to 54° F).
Explanation:
