How do you make a kite from animal skin?

What are antigens and antibodies? how are they involved in the body’s response to incompatible blood?

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water. b. they use chlorophyll and oxygen to make carbon dioxide and water. c. they use sunlight, water, and carbon dioxide to make sugars. d. they use sunlight, water, and oxygen to make chlorophyll.

Who discovered tuberculosis bacteria?