Compared to other minerals, a mineral that is ranked higher on the moh's scale will be

Which type of transport is responsible for oxygen entering into blood cells? a. vesicle b.passive c. facilitated d.active b.passive

Hydrogen has only one electron in its only (and outer) electron shell. if a hydrogen atom were to absorb a small amount of energy, where would bohr say the electron would go? a. fly off the atom b. nowhere, it would just speed up. c. spiral inwards towards the nucleus d. move up to another shell that would form

If a dna molecule has 100 nucleotides and 22 of them are cytosine, how many thymines does it have?