Answer:
Primary active transport directly uses a source of chemical energy (e.g., ATP) to move molecules across a membrane against their gradient.
The answer is that the strength of heart contraction and
blood volume. It is affected by blood volume, stroke volumes, total peripheral
resistance, and HR. It has Increase in any of these will increase blood
pressure. Vasoconstriction of arterioles raises blood pressure upstream in the
arteries
There are four symptoms of addiction namely:
Obsession
Negative consequences
Lack of control
Denial
In this patient, he denies that his behavior is self-destructive; even with the concrete evidence that he is being self-destructive (i.e. plays all day even with work to do). There are two descriptions of denial wherein; (1) he denies that what he does cannot be controlled and (2) he denies that what he does leaves a negative impact in his life. This patient falls to the latter description of denial.
Recessive alleles. Recessive alleles are only expressed phenotypically when the offspring receive recessive genes from each parent. In other words they are only expressed phenotypically when they occur in pairs. In the presence of dominant gene they are never expressed phenotypically and the offsprings with both the recessive and dominant genes occurring concurrently are referred to as carriers.
A) Stone
They used materials they were available to them which was majorly limestone which is a type of stone.
