If the same index fossils are found in two separate rock layers, the two rock layers most likely reveal a disconformity. reveal a nonconformity. were formed at the same time. were formed at different times. it will alot

What makes a dominant allele different from a recessive allele

Which of the following best describes the purpose of the parathyroid hormone? a. it decreases the blood calcium level and decreases blood phosphorus level. b. it decreases the blood calcium level and increases the blood phosphorus level. c. it increases the blood calcium level and increases blood phosphorus level. d. it increases the blood calcium level and decreases blood phosphorus level.

Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture