When a person speaks, brain waves and blood flow are especially likely to reveal increased activity in the?

Hello there

the answer to your question is

left hemisphere

Best Regards Queen Z

The left hemisphere of the brain.

Explanation:

The brain is divided by scientist in left and right hemisphere. Generally, the left hemisphere controls the opposite side of the body (right side). Some tasks require both side of the brain.  

Studies show that the left hemisphere of the brain participate or control activities related to language, such as speaking, reading, thinking and reasoning.

small, big, or no change could occur in the phenotype. it could cause something as simple as a cats ears to curl backwards or something as frighting as death. it could also occur in the protien-coding area and have an effect on that but no effect on the amino acids. what has to occur is a changing in the hox gene or the control gene.