Examine the following diagrams. Columns I and II contain rock layers A, B, C, D, E and F. Both columns were taken from the same dig site at different locations. Which two layers are of approximately the same age?

A) A & D
B) B & E
C) C & D
D) B & F

In a cross between individuals of a species of tropical fish, all of the male offspring have long tail fins, and none of the females possess the trait. mating two of the f1 fish fails to produce females with the trait. explain the inheritance pattern of the trait.

Which process of living things produces water that enters the water cycle

The illustration shown is an ovum, a female sex cell. a mutation in this cell may be passed to the woman’s offspring during a) birth. b) mitosis. c) dna replication. d) sexual reproduction