Answer:
An ice pack uses friction and the chemicals inside make it mix to make it cold
Explanation:
Answer:
Binomial Naming System
Explanation:
He was the first to use the system, he used it frequently enough for the system to be accepted and used more often by scientists. He believed that species were unable to be changed.
The correct answer would be, "<span>D. beta-galactosidase".
As all the others are made in different organisms.
Hoped I helped.</span>
Answer:
The answer would be Point of Reference.
In order to determine, whether an object has moved or not, a point of reference is required. The reference point is required to the measure the movement of the object, without a reference point the distance or displacement cannot be obtained. Hence, a reference point is very required to determine, whether the object has moved or not.
(Hope this helps) Sky
Answer:
D 1 and 3 only I am not sure
Explanation:
