Which set of organelles would be found in both human lemon tree cells

Could someone me with number one you

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.

Which of the following is true of metabolism in its entirety in all organisms? a) metabolism depends on a constant supply of energy from food. b) metabolism uses all of an organism's resources. c) metabolism consists of all the energy transformation reactions in an organism. d) metabolism manages the increase of entropy in an organism.