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Biology 1100 Final Exam Study Guide with Questions and Correct Answers $8.49   Add to cart

Exam (elaborations)

Biology 1100 Final Exam Study Guide with Questions and Correct Answers

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  • Course
  • ECU BIO 1100
  • Institution
  • ECU BIO 1100

Cell Theory All living organisms are made up of one or more cells All cells arise from pre-existing cells Why Do Cells Need To Be Small? •Efficiency Things need to get in and out quickly! -This is more challenging in larger cells •Cells need a large surface area relative to a small volume -We ...

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  • September 23, 2024
  • 9
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • ECU BIO 1100
  • ECU BIO 1100
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twishfrancis
Biology 1100 Final Exam Study Guide
with Questions and Correct Answers
Cell Theory ✅All living organisms are made up of one or
more cells
All cells arise from pre-existing cells

Why Do Cells Need To Be Small? ✅•Efficiency
Things need to get in and out quickly!
-This is more challenging in larger cells
•Cells need a large surface area relative to
a small volume
-We call this a
large surface area to volume
ratio

Organelle ✅a membrane
-bound compartment
in a cell where a specialized function occurs

All Living Cells Have ✅1. Cell Membrane
2. Ribosomes
3. Cytoplasm
4. Genetic Material

4 Kingdoms of Eukaryotic Cells ✅Plants, animals, fungi, and protists

What molecules do cells need to carry out their function? ✅1. Carbohydrates
2. Proteins
3. Lipids
4. Nucleic Acids

Half Life ✅How long it takes half of an amount of isotope to stabilize

Ionic Bond ✅A chemical bond formed between two ions with opposite charges. Ionic
bonds form when one atom gives up one or more electrons to another atom.

Covalent Bond ✅a chemical bond that involves the sharing of electron pairs between
atoms.

Importance of Water ✅Cohesion
High Heat Capacity
Low Density in Solid Form

, Versatile Solvent

pH Scale ✅The amount of H+ in a solution

Four Major Groups of Organic Molecules ✅Carbohydrates
Lipids
Proteins
Nucleic Acids

Monomer ✅Glucose/Sugar

Polymer ✅Starch

Carbohydrates ✅C,H, and O
1g carb= 4 calories
Primary fuel for organisms

Simple Sugars ✅Also called Monosaccharides
Energy
Glucose and Fructose

Disaccharides ✅Two Simple sugars bonded together
EX: Sucrose and Maltose and Lactose

Artificial Sweeteners ✅No calories
Can't be utilized by the body

Polysaccharides ✅Component of many simple sugars bonded together

Starch ✅Made by plants
Animals ingest and break down

Glycogen ✅Made by animals
Animals break down

Cellulose (AKA Fiber) ✅Made by plants
Animals ingest but not broken down

Fiber ✅Fiber (cellulose) comes from plant products
Need 25-28 grams per day

Insoluble Fibers ✅Provides bulk
Good for your intestines
Found in Wheat Bran, Veggies, and Whole Grains

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