Answer:
4
Explanation:
Carbon has four valence electrons, so it can achieve a full outer energy level by forming four covalent bonds. When it bonds only with hydrogen, it forms compounds called hydrocarbons. Carbon can form single, double, or triple covalent bonds with other carbon atoms.
Answer:
Organelle A is chloroplasts
Organelle B is the vacuole
Explanation:
I don’t exactly understand what it means on which one is correct, but I hope this helps you.
Answer:
ATP gives free energy that the cell can use for energy using processes in the cell
Explanation:
sometimes ATP is necessary for the transportation of nutrients in the human body. ATP gives the cells energy to do for example endocytosis or exocytosis. (actively absorbing nutrients or emitting nutrients)
A gymnosperm is <span>a plant that has seeds unprotected by an ovary or fruit. Gymnosperms include the conifers, cycads, and ginkgo.</span>
