What important idea from Thomas Malthus inspired Darwin?

Which of the following best describes the purpose of technology?

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.

Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?