Fiona plants some seeds in different pots. all of the pots have the same soil. she gives them the same amount of water and air. where should fiona put the plants so that they will make the most food for themselves? a) in a closet b) next to a window c) covered by a blanket eliminate d) under the teacher’s des

Which of these substances does not protect against invaders in the nonspecific immune response? a. saliva b. mucus c. tears d. urine

Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?

Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables