Answer:
As brain and heart are vital organ they affected negatively when oxygen is lower as they generally require a lot of energy by oxidizing the glucose available so if oxygen is lower glucose available can't be well utilized thus lower energy and poor performance
Answer: (c) It decreases the use of both free fatty acids and muscle glycogen.
Explanation:
A hypothesis is a statement which includes a presumed explanation for a phenomena. It includes limited evidences. The statement is required to be tested by the experimental procedures.
C is the correct option as caffeine is a stimulant drug which increases muscular activity and improves the performance. The fatty acids and muscle glycogen both are used during the performance the caffeine has no influence over them.
Answer:
Some infected cells, such as those infected by the common cold virus known as rhinovirus, die through lysis or apoptosis , releasing all progeny virions at once. ... As a result, the virus is engulfed. RNA and proteins are made and assembled into new virions.
Explanation: going through a pandemic.
Answer:
Mark thinks Karen is trying to represent the democratic type of parent.
Explanation:
Karen did not impose that Daniel keep playing tennis, which indicates that she is not trying the authoritarian style of parenting. Furthermore, she is not failing to care whether or not Daniel will stop playing tennis, which indicates that she is not trying the negligent parenting style.
However, Karen preferred to explain to Daniel that playing tennis is a beneficial activity and that she is helping him to stay on the team, which made Daniel reason and realize that she was right. This is an example of the democratic type of parentability, where countries explain their opinions on a particular topic, but allow their children to make their own decisions, without imposing reprisals, and without acting as if they don't care.