Which of the following hormones is currently thought to decrease plasma calcium levels in pregnant women and children? a) calcitoninb) thyroid hormonesc) parathyroid hormone (pth)d) calcitriol

Surrounded by microtubules, located near the nucleus. (don't try to google it) (give answer only if u know)

Sea stars, sea urchins, sand dollars, and brittle stars are all memeber of a group, what is the common name of the group they are all in

What is the best conclusion based on this data? the hypothesis was not supported because the data indicated that fertilizing plants does not improve plant growth. the hypothesis was supported; to get the best growth, use 5 milliliters of fertilizer per plant. the hypothesis was not supported; the data indicated that too much fertilizer can inhibit plant growth. the hypothesis was supported; to get the best growth, use 15 milliliters of fertilizer per plant.