What type of appendages (jointed, not jointed, or absent) do cnidarians have

Imagine that a mouse has white fur because of a mutation in its dna. which of the following conclusions can be drawn

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

Temperatures in ponds and lakes vary by season. select the best answer from the choices provided t f