Aphids are insects that feed on plant sap. Some ant species feed on the waste produced by aphids. The ants get food and the aphids get protection from other insects. The relationship between the aphids and the ants is an example of . commensalism
parasitism
mutualism

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

Suppose you use three different scale to weigh a bag of organges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of organges is 2.153 lb. which of the following best decribes these results?

Across of blue x blue (both heterozygous) would result in