What type of insect sometimes arrives on a dead body with the beetles and eats fly eggs
ants
wasps
mites
spiders

The body is protected against harmful flu viruses by

What is the next step in muscle contraction after the actin changes shape? (apex)

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.