A disadvantage of sexual reproduction is lack of genetic diversity?

True
False

This is for my 8th grade science class, i really don’t understand. can someone me? , lol.

Difference between series and parallel circuits

Blood pressure the total amount of blood the heart pumps in one minute 2. cardiac output the number of times your heart beats in a minute 3. dilate the amount of blood that the heart can pump in a single beat 4. heart rate the force exerted on the walls of the blood vessels by the blood that moves through them 5. stroke volume to widen or get larger in size