Which of the following plant propagation methods requires sterile conditions? • hybridization
• clone by layering
• root division
• tissue culture

Plants consume most of their carbon from a. the soil b. the water c. the roots d. the air

What is the tern used to describe an individual that of a recessive allele that causes disease, but is otherwise healthy? a. carrier b. polycite c. target d. afflicted

Alarge body of air that has similar temperature, humidity and air pressure at a given height is called a