Which brain area in the brain is the most active when a guitar player rehearses a piece of music in their mind without actually performing any finger movements? A. reticular formation
B. somatic sensory cortex
C. primary motor cortex
D. substantia nigra
E. supplementary motor area/premotor area

Which is an important function of normal flora? a. aid with bone marrow production. b. crowd out pathogenic bacteria. c. destroy digestive track pathogens. d. manufacture iron in the bloodstream.

Research question: why are the carrots that grew on the left side of the garden larger than the carrots that grew on the right side of the garden? which hypothesis is based on this research question? a comparison of people with gardens to people without gardens will show who is likely to live longer. b. carrots are thought to be good for your eyesight and should be eaten regularly. c. carrots that are provided lots of sunlight grow to a larger size than carrots grown in the shade. d. eating fresh vegetables every day is a healthy thing to do.

What household products contain algae?