Sickle-cell Anemia is caused by a single pair of:
Group of answer choices
chromosomes.
recessive genes.
dominant genes.
zygotes.

Which label correctly identifies what x represents in the concept map?

How long does it take a skateboarder going 6.0 m/s to come to a complete stop if she slows down at a rate of 2.0 m/s^2

Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.