Insects in a population can have long or short antennae. The X-linked allele for long antennae (L) is dominant to the allele for short antennae (l). A male insect that has long antennae and a female insect that is heterozygous for the trait are crossed.
The vaccine in a flu shot contains weakened flu viruses. how does a flu shot work with the immune system? a. it destroys lymphocytes. b. it destroys macrophages. c. it activates macrophages. d. it activates lymphocytes.
Use the numbers to place the companies in order of greatest comparative advantage to least comparative advantage in producing large tubes of toothpaste.