Which of the following is a value of biodiversity?
a. invasive species
b. pollution
c. climate change
d. healthy ecosystems

How does pregnancy begin? a) a placenta forms in the uterus b) a sperm reaches an egg in the fallopian tubec) the blastocyst differentiates into two cell types d) contractions begin in the uterine wallapex

Name one similarity and one difference between the morphology of a brachiopod and a bivalve

Sexual reproduction in the parent cell will result in offspring with a) identical genetic information. b) half the genetic information. c) double the genetic information. d) four times the genetic information.