Why is it easier to locate objects when you observe them under low power than under high power?

You can see what you are doing better in low power in high power, so you can center the object first before you switch to high power to make minor adjustments.

a. by using fur or clothes to trap heat energy near the body

the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10–14 days, and menstruation occurs.

i hope this : )