What are the possible genotypes and phenotypes of the offspring?

Which organelle releases chemicals that break down large food particles into smaller ones?

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.

Me with biology endocrine system crossword also image left i need with hw