Answer:
The circulatory system has evolved over time from simple diffusion through cells, in the early evolution of animals, to a complex network of blood vessels that reach all parts of the human body. Made of specialized and unique cardiac muscle, it pumps blood throughout the body and to the heart itself.
Claps shut at birth. Evolutionary changes in the vertebrate heart are tied to change from single to double-circuit heart, with increased separation of oxygenated and deoxygenated blood, allowing more efficient respiration and circulation to fuel high activity and increased oxygen demands associated with endothermy.
In the DNA structuring, there are four nitrogen bases involved that are combined in a structure containing diffrent bases. Each codon is unique to one another and represents another material. Since the two codons are not exactly the same, the answer is no.
Answer: Self awareness
Explanation:
Drinking alcohol and using drugs are common means used by the people to escape from self awareness. One cannot be conscious after drinking alcohol or taking drugs.
If someone does not wants to face the reality and live in his virtual world then he should drink alcohol and take drugs.
The self awareness makes the person realize what he is doing is right or not but due to the effect of alcohol there is no self realization.
An allele is like a trait or a specific gene.
