1 min 57 sLessons · Grade 11 · Life Sciences
Grade 11 Life Sciences lessons
31 short narrated lessons for Grade 11 Life Sciences in British Columbia's curriculum, in the order the curriculum lists them. Each page has the lesson's full transcript, where it fits, and practice questions on lessons that have them. Two lessons are free to watch on the website without an account; signing in is free, no payment and no card.
Strand
Cells
10 lessons
- 1 min 57 s
1 min 55 sProkaryotic and eukaryotic cells: is there a nucleus?
1 min 55 s · BC11-SC-135
1 min 22 sOrganelles: The Jobs Inside a Cell
1 min 22 s · BC11-SC-136
1 min 49 sCell Specialization: Same DNA, Different Jobs
1 min 49 s · BC11-SC-137
1 min 51 sThe Stages of Mitosis: One Cell Becomes Two
1 min 51 s · BC11-SC-138
1 min 53 sMeiosis: Making Sex Cells with Half the Chromosomes
1 min 53 s · BC11-SC-139
1 min 55 sBinary Fission, Budding and Conjugation
1 min 55 s · BC11-SC-140
1 min 53 sAsexual or Sexual Reproduction: Fast Copies or New Variety
1 min 53 s · BC11-SC-141
1 min 47 sPhotosynthesis and Respiration: Two Halves of One Cycle
1 min 47 s · BC11-SC-142
1 min 54 sATP: How Cells Store and Spend Energy
1 min 54 s · BC11-SC-143
Strand
Viruses
5 lessons
2 minAre viruses alive? Why scientists disagree
2 min · BC11-SC-144
1 min 49 sLytic and lysogenic cycles: how viruses copy themselves
1 min 49 s · BC11-SC-145
1 min 50 sHow Vaccines Train the Immune System
1 min 50 s · BC11-SC-146
1 min 40 sCommunity immunity: how vaccination stops a disease spreading
1 min 40 s · BC11-SC-147
1 min 59 sHow Viral Diseases Spread and How to Slow Them
1 min 59 s · BC11-SC-148
Strand
Evolution and genetics
14 lessons
1 min 39 sAdaptations Are Inherited, Not Earned in a Lifetime
1 min 39 s · BC11-SC-151
1 min 37 sAntibiotic resistance: how superbugs evolve
1 min 37 s · BC11-SC-152
1 min 40 sMutations: DNA Changes That Help, Harm or Do Nothing
1 min 40 s · BC11-SC-153
2 minEvolution as Changing Allele Frequencies
2 min · BC11-SC-154
1 min 56 sThree patterns of natural selection
1 min 56 s · BC11-SC-155
1 min 50 sHow New Species Form: Isolation and Speciation
1 min 50 s · BC11-SC-156
1 min 58 sGradualism and Punctuated Equilibrium
1 min 58 s · BC11-SC-157
1 min 55 sGenetic Drift: Evolution by Chance
1 min 55 s · BC11-SC-158
1 min 19 sSexual Selection: Traits That Win Mates
1 min 19 s · BC11-SC-159
1 min 48 sAdaptive radiation: one ancestor, many species
1 min 48 s · BC11-SC-160
1 min 54 sFossils and Transitional Forms: Evidence for Macroevolution
1 min 54 s · BC11-SC-163
1 min 44 sArtificial selection: people choose the traits
1 min 44 s · BC11-SC-166
1 min 50 sGenetic Engineering: Moving a Gene into Another Organism
1 min 50 s · BC11-SC-167
1 min 53 sGene therapy: fixing a faulty gene
1 min 53 s · BC11-SC-168
Two lessons free on the website, three a day with a free account.
Every lesson's text is open to read. Watch any two lessons without an account; then sign in free, no payment and no card, for three a day. Plus has no limit.