daphnia, or water fleas, increase in number in the spring through asexual reproduction. however, in the fall when stressful conditions occur, water fleas switch to sexual reproduction. why? explain the reasons behind this phenomenon.

Identify the missing parts of the carbon cycle

Plz ! a scientist wants to produce a cow that makes a particular human protein in it’s milk the desired protein causes blood to clot and can be used to treat hemophilia (a blood clotting disorder). which of the following would be best for the scientist to use? a. genetic crosses. b. cloning. c. selective breeding. d. genetic engineering.

Which of the following is a common response to cell signaling?