The process of a white blood cell engulfing a bacterium is phagocytosis.
The correct answer is: egg growth.
Follicle stimulating hormone (FSH) is gonadotrophic hormone produced by the pituitary gland with the function to regulate the growth and development of both the ovaries and testes.
FSH stimulates the growth and maturation of ovarian follicles in the ovary before the release of an egg from one follicle at ovulation and increases oestradiol production.
The secretion of FSH is controlled by gonadotropin-releasing hormone (GnRH) released from hypothalamus.
Answer:
The correct answer is : option A. emotional arousal in the amygdala activates memory consolidation in the hippocampus.
Explanation:
Hippocampus is the part of the brain known for the consolidation of the memories to short time to long term memories based on their emotional relevance.
Amygdala is the part of the brain that is responsible for emotional arousal or forming emotion which is later activates the hippocampus to consolidate this memory. Memory with the emotional aspects retained for long term than boring or humdrum experiences due to the reason mentioned above.
Answer: There are very high amount stars in our galaxy but OUR solar system has only one star. That star is known as the Sun.
Answer:
B. the appearance of lichens and mosses in an area where a glacier has recently melted away
Explanation:
Ecological succession, which refers to the series of changes that occurs over time in an ecosystem, can be of two types namely: primary succession and secondary succession.
Primary succession is a succession that involves an area where no form of life has grown previously, hence, the area of land is barren e.g bare rock. Primary succession is first colonized by species called PIONEER SPECIES e.g. lichens, mosses etc.
According to this question, "the appearance of lichens and mosses (pioneer species) in an area where a glacier has recently melted away" is an example of PRIMARY SUCCESSION.
