Which groups are identical in all amino acids? (points : 1)
amino and r groups

only r groups

amino and carboxyl groups

only carboxyl groups

Drag each tile to the correct box arrange the layers not order from oldest to youngest

Which best explains why an iceberg floats?

Avolleyball player hit a ball with a mass of 0.25 kg. the average acceleration of the ball is 15.5 m/s². how much force did the volleyball player apply to the ball? 62.0 n 3.87 n 62.0 m/s² 3.87 m/s²