What did Charles Darwin study? a. genetic mutations b. microevolution c. variation in characteristics d. population genetics

A- a reduction in biodiversity

1.wear safety goggles when heating or mixing substances 2.tie back long hair when doing experiment in order to prevent from catching fire or dipping into chemicals accidentally 3.keep all exits and passages clear4.wear laboratory coats

Left frontoparietal regionexplanation: the patient is exhibiting signs of expressive aphasia with numbness/tingling and weakness of the right arm and leg. this indicates injury to the expressive speech center (broca's area), which is located in the inferior portion of the frontal lobe. the motor strip is located in the posterior portion of the frontal lobe. the sensory strip is located in the anterior parietal lobe.