What type of bond involves the sharing of electrons?
Covalent bond
What macromolecule serves as the primary source of energy?
Carbohydrates
What is the powerhouse of the cell?
Mitochondria
What type of transport requires energy?
Active Transport
What structure do plant cells have that animal cells do not?
Cell wall, Large Central Vacuole, or chloroplasts
Water is known as the "universal solvent" because of what property
Polarity
Which macromolecule is responsible for storing genetic information?
Nucleic acids
Which organelle is responsible for protein synthesis?
Ribosome
What process allows water to move across a membrane?
Osmosis
What type of cell lacks a nucleus?
Prokaryotic cell
What weak bond forms between water molecules and gives water its unique properties
Hydrogen bond
What type of lipid makes up the cell membrane?
Phospholipid
What organelle modifies, sorts, and packages proteins?
Golgi Apparatus
What type of transport moves molecules from high to low concentration without energy?
Passive Transport
What organelle stores water, nutrients, and waste in plant cells?
Central vacuole
What type of bond occurs when one atom donates an electron to another?
Ionic bond
What are the building blocks (monomers) of proteins?
Amino acids
What structure acts as the cell’s boundary and controls what enters/exits?
Cell Membrane/Plasma membrane
What happens to an animal cell in a hypertonic solution?
It shrivels due to water loss.
What small hair-like structures help bacteria move?
Flagella
Why is carbon considered the "element of life"?
It can form four covalent bonds, making complex molecules possible.
What is the difference between a saturated and unsaturated fat?
Saturated fats have no double bonds, while unsaturated fats have at least one
What organelle helps break down waste and worn-out cell parts?
Lysosome
What type of vesicle transport moves large molecules out of the cell?
Exocytosis
What is the main structural difference between eukaryotic and prokaryotic cells?
Eukaryotic cells have a nucleus and membrane-bound organelles, prokaryotic cells do not.