Anthony is a 42-year-old male who recently lost 50 pounds by increasing his exercise and eating small, frequent meals. Now that he is in a weight-maintenance phase, his trainer recommends doing exercise for 90 minutes per day, most days of the week, at 60-70% of his maximum heart rate. How many heartbeats per minute is 60-70% of his max heart rate?

A. 54-63 beats per minute
B. 252-294 beats per minute
C. 107-125 beats per minute
D. 132-154 beats per minute

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !

every el niño cycle is different. every year.

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 : )

i dont know it at allnow im just getting points at this pint