What are the four components necessary for a plant to perform photosynthesis? a. chloroplasts, sunlight, carbon dioxide, and water b. ribosomes, seasons, carbon dioxide, and dew c. ribosomes, sunlight, oxygen, and water d.

Why do bacteria thrive even in hostile environments

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 is the sl unit used to measure temperature a. kilogram b. liter c. meter d. kelvin