Refining oil pollutes the air with nitrogen dioxide
Answer:
A. They are all made of rock.
Explanation:
Answer:
endocytosis
Explanation:
Endocytosis is a cellular process in which substances are brought into the cell. The material to be internalized is surrounded by an area of cell membrane, which then buds off inside the cell to form a vesicle containing the ingested material.
Answer: Option D )Males have two different chromosomes.
Explanation:
The human males have two different chromosomes known as the XY- chromosome. Hence, a human male child receives a Y chromosome from his father with XY, and a X chromosome from his mother with XX.
Females, on the other hand have similar chromosomes (XX-chromosome), each X received from each parent.
Thus, the XY-chromosome in human males make for two different chromosomes.
Answer:
Answer is C, the secretory phase.
Explanation:
At this phase, the progesterone is the dominant hormone, and it prepares the corpus luteum and endometrium for possible fertilized ovum implantation.
This phase is also known as Luteal.
