What is the best description of a heterogeneous mixture a. it could break down easily.
b. we could easily see the particles.
c. we could not easily see the particles.
c. it could transfer the particles to another place.​

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.

b) the inside picture would look at a very high temperature in a very low ph