Which of these substances would a soil layer close to the surface least likely contain?
A. sand
B. humus
C. bedrock
D. rock fragments

What would happen if the krill were removed from the food web

What evidence did mendel find that supported his law of independent assortment? a. some traits are controlled by several different genes. b. a trait can be passed on from a parent to an offspring. c. most traits have a dominant form and a recessive form. d. different traits are passed on independently of each other.

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs