Which process requires oxygen gas as a reactant to complete its function?

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.

What is the difference between how ionic and covalent bonds form

Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion