As humans sometimes experience, a cold environment can result in<span> </span>shivering<span>. This is when skeletal muscles begin to shake in small movements, creating warmth by expending energy. Humans can also sweat in high temperatures. The water on the surface of the skin is able to absorb a lot of heat during evaporation, resulting in cooling of the body.</span>
Answer: B:The drought decreased the grass and vegetation on the ground, leaving only vegetation on shrubs and trees above the ground. Natural selection selected for the tortoises with the domed shells and hoods.
Explanation:
It is 50% homozygous recessive, and 50% heterozygous
Answer:
0%
Explanation: Because the dominant will overrule each time, all offspring will be heterozygous
It can occur without making a different substance! You can’t make something new with physical properties