It is a catecholamine. It is also known as adrenaline. It will increase the heart rate and other flight or fight responses.
As powerful as diffusion is, cells sometimes must move materials in the opposite direction—against a concentration difference. This is accomplished by a process known as active transport. As its name implies, active transport requires energy.
<u>please mark as brainliest it would really help because i only need one more to move up a rank <3</u>
The answer is C.) Sac. More formally known as the amniotic sac. It's also sometimes called the bag of waters.
Star brightness is defined by either <span>D. apparent magnitude - when we measure it from Earth (that is how bright it is from Earth) - this is the closest to "basic observation" and the best answer
or by absolute magnitute - how bright it would be at a certain distance (this allows to compare the brightness).
</span>
Your sex given at birth is a major factor that can determine your growth
