The slight negative charge at one end of one water molecule is attracted to the slight positive charge of another water molecule. what is this attraction called?

a a hydrogen bond

b a covalent bond

c an ionic bond

d a hydrophilic bond

Drag each label to the correct location on the image. each label can be used more than once. a scientist introduced mutations in a gene sequence isolated from bacteria. study the sequence, and identify the steps where the mutations may affect the formation of proteins. in the sequence, black letters stand for protein coding regions and red letters stand for noncoding regions. protein will not be changed. protein may be changed. attcgtgttc atcgtgttc atcgtattc attcgtattc

Cells destroy body cells infected by a virus or bacteria.

What is the average speed of a car that traveled 300.0 miles in 5.5 hours