A student plants an experiment to find out if house plants will grow faster when they are watered more. Describe two variables that the student should keep constant

What is the cause of mechanical weathering?

In your own words, describe the functions of two of the membranes shown in the art of the amniotic egg.

What evidence supports that natural selection is the primary driving force leading to change over time in an organism?

Which substances compose the backbone of DNA

If a student wanted to separate the colored pigments from a green leaf, the student would likely consider the separation technique of: a. crystallization b. chromatography c. filtering d. distillation

Ken experienced a blow to the back of the head, which resulted in problems coordinating his balance and his sensory input. which part of ken's brain has most likely been damaged? reticular formation

As a period of drought begins, how would infiltration and condensation change initially? What would happen to these two processes as the drought continues over time?

According to the law of superposition, how are sedimentary rock layers deposited? with the oldest on top with the youngest on top in horizontal beds of the same age at the same time and later folded by tectonics

Clouds have many effect, such as

A woman with ab blood type and a man with blood type o have three children, one of whom is adopted. the blood types of the children are a, b, and o. what is the blood type of the adopted child?