The answer to the question is C.
Answer:
C. m P
Explanation:
Due to the extreme low temperatures were generated by the air blowing from Siberia to particular direction. But almost in parallel direction.
Answer:
An antigen presenting cell present antigens to helper t lymphocyte is called Macrophage.
Explanation:
Macrophage belong to the family of antigen presenting cell. Macrophage along with the help of low molecular weight protein cytokines migrates to the site of inflammation. After reaching that site Macrophage engulf the antigen and destroy the later by the process called cell eating or phagocytosis.
Then the antigenic fragements are presented to Helper T cell with the help of a protein molecule known as Major Histacompatability complex or MHC.
During the follicular phase, granulosa cells secrete <u>estradiol</u>, which stimulates the secretion of <u>LH.</u>
Menstruation is a series of changes of hormones in women's monthly period cycle during which blood is discharged from the body.
If no pregnancy happens, then the lining of the uterus or womb is shed and discharged with the blood.
The follicular phase is an essential phase of menstruation.
during this phase, fluid-filled sacs called ovaries dwell in the immature eggs.
The menstruation period lasts for 4 -7 days and in the end, a mature egg is released from the ovary.
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Starlight travels through space by radiation which moves in waves at the speed of light, which is close to almost 300,000 kilometers per second. As space is vast and continuing to expand, the starlight that we see may have been travelling millions of years already, with the actually star already extinct.