Answer:
46 chromosomes
Explanation:
Humans are diploid organisms i.e. they contain two sets of chromosomes (each set from each parent). Each set is 23 chromosomes, hence, two sets will be 23 pairs or 46 chromosomes. This means that each somatic/body cell will contain 46 individual chromosomes.
According to this question, DNA was extracted from a cheek cell. If one could magnify the extracted material, there would be 46 individual chromosomes from each of these cheek cells, considering that cheek cell is a somatic cell.
The event which takes place during normal fertilization is zygote formation.
<h3>Which event takes place during fertilization?</h3>
The major event which is characteristic of fertilization is zygote, otherwise termed cell formation in which case, the zygote is capable of undergoing cell division to form a new living cell. The fusion of two gametes necessary for fertilization kick-starts several reactions in the egg.
Read more on zygote formation;
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<span>Not every member of a particular species (one kind of organism) must be able to reproduce in order for the species to survive. If you take homo sapiens for example (Humans) there are many males and females around the world who are sterile and unable to reproduce, yet you still see the human species flourishing. </span>
To have feeling in your body
Answer:
4. B
5. B
Explanation:
4. In science they call water a water molecule, so that is a given
5. Metallic is described as shiny.