Bio 1404 Study guides, Class notes & Summaries

An allele masked or hidden by the presence of another is referred to as: - recessive When two individuals who are heterozygous for a trait mate, what is the probability that their offspring will exhibit the dominant trait? - 75% For the results of Mendel's dihybrid cross to be a 9:3:3:1 ratio of traits, what must the relationship of each gene pair be? - The genes must be on separate chromosomes. When Mendel crossed two "true-breeding" pea plants with contrasting traits (e.g., tall versus...

water in a mammalian cell - 70% proteins in a mammalian cell - 18% lipids in a mammalian cell - 5% carbohydrates in a mammalian cell - 2% nucleic acids in a mammalian cell - 1%

rotons - Positively charged Atoms Number Neutrons - Neutrally charged Atomic Mass - Neutrons + Protons Electrons - Negatively charge smaller in mass than protons Electrons=Protons (number) Isotopes - Same element and same amount of protons Different number of neutrons Groups/Columns o

What does photosynthesis generate? - -oxygen and organic molecules -What are oxygen and organic molecules used for? - -fuel for cellular respiration -Cells use chemical energy stored in organic molecules to do what? - -Regenerate ATP, which powers work. -In the ecosystem, Photosynthesis in chloroplasts does what - -Gets energy from sun and produces oxygen and organic molecules -In the ecosystem, Cellular respiration in mitochondria produces - -Carbon dioxide and water -cellular re...

Choose the number that corresponds to an exergonic reaction. A) 1 B) 2 C) 3 D) 4 - -C) 3 -In which compartment does glycolysis take place? A) Extracellular space B) Cytosol C) Mitochondrion D) Golgi apparatus - -B) Cytosol -Where does the carbon atoms in the carbon fixation stage come from? A) Water B) Soil C) Air

e - -which of the following is an example of potential rather than kinetic energy a. the flight of an insect foraging for food b. water rushing over Niagara Falls c. the muscle contractions of a person mowing grass d. light flashed emitted by a firefly e. a molecule of glucose -a - -which process in eukaryotic cells will proceed normally whether oxygen (O2) is present of absent a. glycolysis b. the citric acid cycle c. oxidative phosphorylation d. electron transport e. chemiosmosis

4 - How many bonds does carbon make? atomic #. atomic mass - 11 Na 22.99 11 is the..., 22.99 is the... protons + neutrons - Atomic mass = _________ + _________

BIO 1404 Practical Test 2|Questions & 100% Correct Answers List some unique features of the plant cell - Cell Wall Chloroplast One large Vacuole Plasmodesmata Plastids Rectangular (fixed)

Human Epithelial Cheek Cell - - -Lactobacillus - - -Elodea - - -Onion - - -Potato (amyloplasts) - - -Fungi Penicillium - - --takes place in Cytosol -produces Ethanol and Lactate -makes 2 ATP - -FERMENTATION Where does fermentation take place? What 2 things can it produce? How much ATP does it produce? --tests for proteins -produces Amino Acids -breaks down pork rind - -PEPSIN What does it test for?