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Key Concepts and Terms in College Biology: Study Guide

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Study Guide - Learn with Videos

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Central Dogma

  • Central Dogma
    05:45

Genetic Code

  • How to Use the Genetic Code
    11:39
  • Genetic Code
    01:28

Genomes

  • Gene Families
    02:06
  • Transposable Elements and Pseudogenes
    03:57
  • Protein Encoding Genes
    02:11

Genes & Alleles

  • Genes & Alleles Example 1
    02:09
  • Genes & Alleles
    05:02
  • Haploid vs. Diploid Cells
    04:14

Genetic Variation

  • Sources of Genetic Variation
    02:16
  • Sexual Reproduction and Recombination
    05:08
  • Mutations
    06:42

Genotype vs. Phenotype

  • Genotype & Phenotype
    06:36
  • Dominant vs. Recessive Alleles
    03:39

Mitosis & Meiosis Review

  • Mitosis & Meiosis Review Example 1
    01:27

Introduction to Meiosis

  • Introduction to Meiosis Example 1
    01:43
  • Meiosis I & Meiosis II
    04:49
  • Introduction to Meiosis
    04:33

Introduction to Evolution and Natural Selection

  • Introduction to Evolution and Natual Selection Example 1
    03:22
  • Introduction to Evolution and Natual Selection Example 2
    04:28
  • Typological vs. Population Thinking
    03:56

Natural Selection

  • Natural Selection Example 2
    05:11
  • Natural Selection: Observations and Inferences
    04:12
  • Natural Selection Example 1
    02:19

Gene Flow

  • Gene Flow Example 1
    04:34
  • Gene Flow
    01:43

Genetic Drift

  • Genetic Drift Example 1
    02:00
  • Genetic Drift Example 2
    02:37
  • Genetic Drift
    05:06

Introduction to Speciation

  • Introduction to Speciation
    03:03

Phylogeny

  • Phylogeny Example 3
    04:12
  • Parts of a Phylogenetic Tree
    05:16
  • Phylogeny Example 1
    06:11

Community Structure

  • Community Structure Example 3
    02:22
  • Community Structure Example 1
    03:37
  • Community Structure
    04:25

Energy Flow Through Ecosystems

  • Gross Productive Energy vs. Assimilated Energy
    05:28
  • Energy Efficiency in Ecosystems
    06:28
  • Energy Flow Through Ecosystems Example 2
    07:07

Biogeochemical Cycles

  • Biogeochemical Cycles Example 2
    02:40
  • Carbon Cycle
    04:20
  • Nitrogen Cycle
    08:32

Introduction to Population Ecology

  • Factors Affecting Population Size (N)
    01:48
  • Population Size & Density
    01:52
  • Introduction to Population Ecology Example 3
    01:51

Population Demography

  • Life Tables
    03:49
  • Population Demography Example 1
    02:18
  • Survivorship Curves
    02:54

Factors Limiting Population Growth

  • Density-Dependent Factors
    02:37
  • Factors Limiting Population Growth
    00:51
  • Density-Dependent vs. Density-Independent Factors
    03:14

Introduction to Population Growth Models

  • Introduction to Population Growth Models Example 3
    02:52
  • Introduction to Population Growth Models
    01:09
  • Assumptions of Population Growth Models
    03:29

Exponential Population Growth

  • Exponential Population Growth Example 2
    07:34
  • Exponential Population Growth
    03:05
  • Exponential Population Growth Equations
    06:35

Logistic Population Growth

  • Summary of Key Features & Assumptions for Each Population Growth Model
    07:28
  • Logistic Growth in a Limited Environment
    05:00
  • Logistic Population Growth Example 1
    04:28