What is the most common chromosomal abnormality resulting in birth defects?

a. Down syndrome
b. Cystic fibrosis
c. Spina bifida
d. Autism

a

Psychology

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When an animal or person develops __________________, they will endure pain even when it is possible to avoid or escape it

FIll in the blank with correct word.

Psychology

Research indicates that exercising might be the key to improving or maintaining cognitive abilities

Indicate whether this statement is true or false.

Psychology