BIOLOGY OF ANIMALS 1402 TEST 1 – TEXAS TECH UNIVERSITY STUDY GUIDE,
PRACTICE QUESTIONS & REVIEW 2026/2027
Biome - ✔✔Community of Species adapted to a region
heritable variation - ✔✔Trait capable of being selected
Adaptation - ✔✔Increase in fitness of a population
Natural Selection - ✔✔Cause of evolution
Evolution - ✔✔Change in frequency of traits in a population
Covalent - ✔✔Shares electrons
Inert element - ✔✔All orbitals are full
Ion - ✔✔Atom with a net charge
Isotope - ✔✔Same element but different number of neutrons
Isomer - ✔✔Same atoms arranged differently
organic molecules - ✔✔Contains carbon
Cellulose - ✔✔Cannot be digested
Enzyme - ✔✔Global polypeptide
Hydrophilic - ✔✔dissolves in water
Hydrophobic - ✔✔does not dissolve in water
Alpha Helix - ✔✔Involved in secondary structure
nucleic acids - ✔✔DNA and RNA
Protein - ✔✔made up of amino acids
Lipid - ✔✔Made of fatty acids
Carbohydrates - ✔✔Made in to sugars ex simple sugar
Ribosome - ✔✔Makes proteins
PRACTICE QUESTIONS & REVIEW 2026/2027
Biome - ✔✔Community of Species adapted to a region
heritable variation - ✔✔Trait capable of being selected
Adaptation - ✔✔Increase in fitness of a population
Natural Selection - ✔✔Cause of evolution
Evolution - ✔✔Change in frequency of traits in a population
Covalent - ✔✔Shares electrons
Inert element - ✔✔All orbitals are full
Ion - ✔✔Atom with a net charge
Isotope - ✔✔Same element but different number of neutrons
Isomer - ✔✔Same atoms arranged differently
organic molecules - ✔✔Contains carbon
Cellulose - ✔✔Cannot be digested
Enzyme - ✔✔Global polypeptide
Hydrophilic - ✔✔dissolves in water
Hydrophobic - ✔✔does not dissolve in water
Alpha Helix - ✔✔Involved in secondary structure
nucleic acids - ✔✔DNA and RNA
Protein - ✔✔made up of amino acids
Lipid - ✔✔Made of fatty acids
Carbohydrates - ✔✔Made in to sugars ex simple sugar
Ribosome - ✔✔Makes proteins