Which structures in birds and mammals have a similar function? a. Air sacs and diaphragm
b. Down feathers and underhair
c. Albumen and mammary gland
d. Crop and incisors

What is the name for a substance formed in a chemical reaction

What organ systems are working to you cool down after a workout?

Asegment id dna that is artificially created from two or more organism through use of dna enzymes in a laboratory is called a segment of dna that is artificially created from two or more organisms through use of dna enzymes in a laboratory is called