Sinead drew a Venn diagram to compare sponges and cnidarians.

Which label belongs in the area marked W?

Are always sessile as adults
Live in salt water
Have stinging cells
Reproduce sexually only

According to the law of conservation of energy, energy can neither be created nor destroyed. if this is true, why is there less energy in the top of the energy pyramid than there is in the bottom of the energy pyramid?

Could someone me with number one you

Aheterozygous normal male marries a woman with a sickle cell anemia. give the genotypes and possible phenotypes of the offspring