Select all the correct answers. which of these reproductive strategies are meant to ensure survival of the offspring? a male sea horse carries its young in its sack a peacock displays its brightly colored feathers. baby crocodiles travel on their mother’s back. bees visit the flowers of plants. birds eat fruits from trees.

What causes eclipses? check all that apply. earth's rotation on its axis moon's shadow covering the sun earth's shadow covering the moon earth's orbit and moon's orbit occasionally aligning the moon and sun's gravity pulling in the same direction

Stem cells found adult tissue such as in bone marrow brain muscle skin and liver are only capable of what

The hershey and chase experiments involved the preparation of two different types of radioactively labeled phage. which of the following best explains why two preparations were required? a. the bacteriophage used in the experiments was a t2 phage. b. it was necessary that each of the two phage components, dna and protein, be identifiable upon recovery at the end of the experiment. c. each scientist had his own method for labeling phage, so each conducted the same experiment using a different isotope. d. establishing the identity of the genetic material required observation of two phage generations.