BIO 105 EXAM 1 HIGH-YIELD BIOMOLECULES, CELL STRUCTURE, AND MEMBRANE TRANSPORT SUMMARY 2026

BIO 105 EXAM 1 HIGH-YIELD BIOMOLECULES,
CELL STRUCTURE, AND MEMBRANE
TRANSPORT SUMMARY 2026

◉ metabolism.
Answer: releasing and storing energy when breaking and forming
bonds


◉ homeostasis.
Answer: maintaining a balanced, constant environment


◉ stimulus.
Answer: any event or situation that evokes a response


◉ 5 major senses.
Answer: see, hear, smell, touch, taste


◉ organism.
Answer: individual unit of life


◉ cell.

,Answer: basic unit of life (required for life)


◉ heredity.
Answer: the transmission of traits from one generation to the next


◉ variation.
Answer: change of heredity through passing


◉ atom.
Answer: basic unit of matter


◉ nucleus.
Answer: center of an atom


◉ proton.
Answer: positively charged particle


◉ neutron.
Answer: no charge


◉ electron.
Answer: negatively charged particle and they determine charge

, ◉ atomic number.
Answer: number of protons in an atom (neutrons and electrons)


◉ atomic mass.
Answer: number of protons and neutrons


◉ isotope.
Answer: the same element with that same number of protons but
different number of neutrons


◉ radiation.
Answer: energy that can break apart protons and neutrons


◉ increase a proton by 1.
Answer: changes element


◉ increase neutrons by 1.
Answer: isotope


◉ increase electrons by 1.
Answer: more negatively charged