Which phrase is an accurate defintion of allele
a: one form of a gene
b: enzyme that changes reaction times
c: subunit of a nuleic acid molecule
d: chromosomes of the same type

Acar company is testing seatbelts using crash test dummies. the company finds that when cars come to a sudden stop, the crash test dummies' bodies continue to move forward. the seat belt keeps the crash test dummies from hitting the back of the seat in front of them. why do the crash test dummies' bodies continue to move forward even though the car stopped? a. the friction opposing their bodies' movement keeps them in motion. b. the inertia of their bodies keeps them in motion. c. the forward acceleration of the car keeps them in motion. d. the gravity pulling on the car keeps them in motion.

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity

What molecule contains an organisms genetic material, passed down from parents to their offspring