Skip to main content

My Courses

Chemistry

Biology

Math

Physics

Business

Social Sciences

Programming

Product & Marketing

My Course
Learn
Exam Prep
AI Tutor
Flashcards
Explore
Bookmarks

Table of contents

Skip to main content

1. Introduction to Biology2h 40m
2. Chemistry3h 40m
3. Water1h 26m
4. Biomolecules2h 23m
5. Cell Components2h 26m
6. The Membrane2h 31m
7. Energy and Metabolism2h 0m
8. Respiration2h 40m
9. Photosynthesis2h 49m
10. Cell Signaling59m
11. Cell Division2h 47m
12. Meiosis2h 0m
13. Mendelian Genetics4h 41m
14. DNA Synthesis2h 27m
15. Gene Expression3h 20m
16. Regulation of Expression3h 31m
17. Viruses37m
- Viruses
  37m
18. Biotechnology2h 58m
19. Genomics17m
- Genomes
  17m
20. Development1h 5m
21. Evolution3h 1m
22. Evolution of Populations2h 52m
23. Speciation12m
- Species
  12m
24. History of Life on Earth23m
- History of Life on Earth
  23m
25. Phylogeny40m
- Phylogeny
  40m
26. Prokaryotes1h 5m
27. Protists1h 6m
28. Plants1h 22m
29. Fungi36m
- Fungi
  19m
- Fungi Reproduction
  17m
30. Overview of Animals34m
- Overview of Animals
  34m
31. Invertebrates1h 2m
32. Vertebrates50m
33. Plant Anatomy1h 3m
34. Vascular Plant Transport2m
- Water Potential
  2m
35. Soil37m
- Soil and Nutrients
  20m
- Nitrogen Fixation
  16m
36. Plant Reproduction47m
- Flowers
  33m
- Seeds
  14m
37. Plant Sensation and Response1h 9m
38. Animal Form and Function1h 19m
39. Digestive System10m
- Digestion
  3m
- Blood Sugar Homeostasis
  7m
40. Circulatory System1h 57m
41. Immune System1h 12m
42. Osmoregulation and Excretion50m
- Osmoregulation and Excretion
  50m
43. Endocrine System4m
- Endocrine System
  4m
44. Animal Reproduction2m
- Animal Reproduction
  2m
45. Nervous System55m
- Neurons and Action Potentials
  8m
- Central and Peripheral Nervous System
  46m
46. Sensory Systems46m
- Sensory System
  46m
47. Muscle Systems23m
- Musculoskeletal System
  23m
48. Ecology3h 11m
49. Animal Behavior28m
- Animal Behavior
  28m
50. Population Ecology3h 41m
51. Community Ecology38m
- Community Interactions
  20m
- Community Structure
  17m
52. Ecosystems28m
- Ecosystems
  28m
53. Conservation Biology24m
- Conservation Biology
  24m

25. Phylogeny

Phylogeny

General Biology25. PhylogenyPhylogeny

Multiple Choice

Multiple Choice

By applying a molecular clock, researchers have proposed that the first HIV-1 M invasion into humans occurred in the __________.

A

1830s

B

1890s

C

1950s

D

1980s

E

1930s

700

views

Related Videos

Related Practice

Taxonomy and Phylogeny

Taxonomy and Phylogeny

Jason Amores Sumpter

Homology and Homoplasy

Homology and Homoplasy

Jason Amores Sumpter

Jason Amores Sumpter

Cladistics Part 2: Monophyly, Paraphyly, and Polyphyly

Cladistics Part 2: Monophyly, Paraphyly, and Polyphyly

Professor Dave Explains

Bozeman Science

Bio 12.1.3-12.2 - Cladistics and Cladograms

Bio 12.1.3-12.2 - Cladistics and Cladograms

Science With Johnston

How to Analyze Cladograms & Phylogenetic Trees?

How to Analyze Cladograms & Phylogenetic Trees?

Coach Spivey Science

Cladistics Part 1: Constructing Cladograms

Cladistics Part 1: Constructing Cladograms

Professor Dave Explains

Taxonomy and the Tree of Life

Taxonomy and the Tree of Life

Taxonomy "classification of living things" with mnemonic

Taxonomy "classification of living things" with mnemonic

Classification of species, taxonomy, phylogenetic classification and binomial system for A-Level Bio

Classification of species, taxonomy, phylogenetic classification and binomial system for A-Level Bio

4.1.3b Phylogeny vs Taxonomy

4.1.3b Phylogeny vs Taxonomy

Ms Wood's SCIEN-STRAVAGANZA

Showing 1 of 13 videos

Download the Mobile app

Do not sell my personal information

© 1996–2024 Pearson All rights reserved.