Muscle at the back of the arm​

Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel

How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.

Which sets of mrna codons could genetically come for a protein with the following amino acid composition