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BIOD 121 (Portage): Module 1 Questions and Answers Already Passed
What is nutrition? Nutrition by definition is the science that links foods to health and disease. 
When is nutrition important? from conception to death 
When considering one's health, five dimensions can be evaluated: physical health, intellectual 
health, emotional health, social health, and spiritual health. physical health - body's ability to 
perform daily functions for survival 
intellectual health - the cognitive ability to learn and adapt 
emotional health - the ability to express or s...
- Exam (elaborations)
- • 14 pages •
What is nutrition? Nutrition by definition is the science that links foods to health and disease. 
When is nutrition important? from conception to death 
When considering one's health, five dimensions can be evaluated: physical health, intellectual 
health, emotional health, social health, and spiritual health. physical health - body's ability to 
perform daily functions for survival 
intellectual health - the cognitive ability to learn and adapt 
emotional health - the ability to express or s...
BIO120 TEST 2 UOFT LECTURE 9-15 RATED A+
taxonomic diversification 
divergence causing a change in species name 
Taxonomy 
The scientific study of how living things are classified; like the vocabulary to the grammar of 
systematics 
Carol Linnaeus 
"Father of Taxonomy"; established his classification of living things; famous for animal naming 
system of binomial nomenclature; came BEFORE Darwin 
sympatric 
within a region 
Allopatric 
across regions 
taxonomic (morphological) naming of species 
naming based mostly on distinct measura...
- Exam (elaborations)
- • 25 pages •
taxonomic diversification 
divergence causing a change in species name 
Taxonomy 
The scientific study of how living things are classified; like the vocabulary to the grammar of 
systematics 
Carol Linnaeus 
"Father of Taxonomy"; established his classification of living things; famous for animal naming 
system of binomial nomenclature; came BEFORE Darwin 
sympatric 
within a region 
Allopatric 
across regions 
taxonomic (morphological) naming of species 
naming based mostly on distinct measura...
BIO101 - Straighterline Test 2 Questions and Answers Rated A+
when two glucose molecules combine they form a disaccharide molecule and a water 
molecule 
which of the following statements is NOT true of chemical bonds? salts are covalently 
bonded 
Which nutrient source is the easiest one for humans to break down and form ATP? glucose 
the water strider is an insect that skates across the water without sinking. The tips of its feet must 
be coated in molecules that are hydrophobic
- Exam (elaborations)
- • 5 pages •
when two glucose molecules combine they form a disaccharide molecule and a water 
molecule 
which of the following statements is NOT true of chemical bonds? salts are covalently 
bonded 
Which nutrient source is the easiest one for humans to break down and form ATP? glucose 
the water strider is an insect that skates across the water without sinking. The tips of its feet must 
be coated in molecules that are hydrophobic
Bio principles unit 2 brooks questions and answers graded A+
all organisms are made of cells and come from cells Cell theory 
When the cell size (INCREASES or DECREASES), the membrane gets smaller compared to cell 
volume. increases 
the study of cells Cytology 
"how can cork float" 
Took sections, looked under microscope and found that they had 
tiny chambers (aka cells) Robert Hooke
- Exam (elaborations)
- • 36 pages •
all organisms are made of cells and come from cells Cell theory 
When the cell size (INCREASES or DECREASES), the membrane gets smaller compared to cell 
volume. increases 
the study of cells Cytology 
"how can cork float" 
Took sections, looked under microscope and found that they had 
tiny chambers (aka cells) Robert Hooke
Bio principles Exam 2 – Brooks Latest Update Graded A+
Cytology the study of cells 
Robert Hooke - observed cork could float 
- discovered a honeycomb-like structure in a cork slice using a primitive compound microscope 
- only saw cell walls as this was dead tissue 
- coined the term "cell" for these individual compartments he saw 
Two types of microscopes: 1. Light Microscope 
2. Electron Microscope 
Light Microscope - light is focused on specimen by a glass condenser lens 
- the image is magnified by an objective lens and an ocular lens 
- proj...
- Exam (elaborations)
- • 63 pages •
Cytology the study of cells 
Robert Hooke - observed cork could float 
- discovered a honeycomb-like structure in a cork slice using a primitive compound microscope 
- only saw cell walls as this was dead tissue 
- coined the term "cell" for these individual compartments he saw 
Two types of microscopes: 1. Light Microscope 
2. Electron Microscope 
Light Microscope - light is focused on specimen by a glass condenser lens 
- the image is magnified by an objective lens and an ocular lens 
- proj...
Bio 1406 - lab exam 2 latest update graded A+
Benedicts Reagent to test for a reducing sugar 
Iodine Reagent to test for a starch 
Biuret Reagent to test for a protein 
Positive Test changes colors (benedicts) or turns blue-black (iodine) 
Negative Test stays the same color (benedicts) or turns amber (iodine
- Exam (elaborations)
- • 12 pages •
Benedicts Reagent to test for a reducing sugar 
Iodine Reagent to test for a starch 
Biuret Reagent to test for a protein 
Positive Test changes colors (benedicts) or turns blue-black (iodine) 
Negative Test stays the same color (benedicts) or turns amber (iodine
BIO 1406 - lab exam 3 questions and answers already passed
Mitosis division of a cell nucleus in which the chromosomes number stays the same 
Mitosis purpose increase cell number during growth, development and repair 
Cytokinesis division of cytoplasm 
sister chromatids duplicates of an original chromosome 
centromere region whats holding chromatids together
- Exam (elaborations)
- • 10 pages •
Mitosis division of a cell nucleus in which the chromosomes number stays the same 
Mitosis purpose increase cell number during growth, development and repair 
Cytokinesis division of cytoplasm 
sister chromatids duplicates of an original chromosome 
centromere region whats holding chromatids together
Bio 1406 Lab exam 1 questions and answers already passed
metric scale for length (m): nm, um, mm, cm, dm, m, Dm, Hm, Km 
*opposite when converting* 
metric scale for volume (L): nL, uL, mL, cL, dL, L, DL, HL, KL 
*opposite when converting* 
metric scale for mass (g): ng, ug, mg, cg, dg, g, Dg, Hg, Kg 
*opposite when converting* 
standard metric scale K, H, D, gram liter meter, d, c, m, _____, _____, u, _____, _____, n 
*normal when converting*
- Exam (elaborations)
- • 10 pages •
metric scale for length (m): nm, um, mm, cm, dm, m, Dm, Hm, Km 
*opposite when converting* 
metric scale for volume (L): nL, uL, mL, cL, dL, L, DL, HL, KL 
*opposite when converting* 
metric scale for mass (g): ng, ug, mg, cg, dg, g, Dg, Hg, Kg 
*opposite when converting* 
standard metric scale K, H, D, gram liter meter, d, c, m, _____, _____, u, _____, _____, n 
*normal when converting*
BIO 264: Exam 2 Review Latest Update Graded A+
Which ion has greatest influence on resting membrane potential? Potassium (potassium has 
more leak channels on the membrane than sodium, which is why potassium has a higher 
permeability value and has more impact of resting membrane potential) 
Concerning resting membrane potential, the inside of the membrane is _______ compared to the 
________ charged outside. negative, positively. 
T or F: 
The diffusion of K+ and Na+ down their chemical gradients contributes to the resting membrane 
potenti...
- Exam (elaborations)
- • 10 pages •
Which ion has greatest influence on resting membrane potential? Potassium (potassium has 
more leak channels on the membrane than sodium, which is why potassium has a higher 
permeability value and has more impact of resting membrane potential) 
Concerning resting membrane potential, the inside of the membrane is _______ compared to the 
________ charged outside. negative, positively. 
T or F: 
The diffusion of K+ and Na+ down their chemical gradients contributes to the resting membrane 
potenti...
Bio 264 Review notes Module 1, 2, and 3 for Exam 1 Rated A+
epi upon or above 
iso equal 
macro large 
sub below/under 
ab away from
- Exam (elaborations)
- • 17 pages •
epi upon or above 
iso equal 
macro large 
sub below/under 
ab away from