Which of the following is more reactive

a. at

b. i

c. br

d. ci

In sexual reproducing animals once fertilization of the egg takes place, the exists as a single cell until cell division begins. a) egg b) larva c) sperm d) zygote

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

Beth’s hygrometer is reading a temperature of 30 c and a relative humidity of 65%. the humidity in the air is?