Amoeba, paramecium, and spirogyra are very different organisms, which are the most similar, and why?.

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

Which of the following sentences has a compound predicate?

Lumps of iron and manganese ore called can be harvested from the seafloor near underwater volcanoes.