DNA, Hot Pockets, & The Longest Word Ever: Crash Course Biology #11

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Hank imagines himself breaking into the Hot Pockets factory to steal their secret recipes and instruction manuals in order to help us understand how the processes known as DNA transcription and translation allow our cells to build proteins.

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Table of Contents:
1) Transcription 2:12
A) Transcription Unit 3:00
B) Promoter 3:10
C) TATA Box 3:32
D) RNA Polymerase 4:12
E) mRNA 4:15
F) Termination signal 5:21
G) 5′ Cap & Poly-A Tail 5:34
2) RNA Splicing 6:08
A) SNuRPs & Spliceosome 6:26
B) Exons & Introns 6:56
3) Translation 7:28
A) mRNA & tRNA 8:01
B) Triplet Codons & Anticodons 8:39
4) Folding & Protein Structure 10:51
A) Primary Structure 11:11
B) Secondary Structure 11:23
C) Tertiary Structure 11:58
D) Quaternary Structure 12:44

Links to episodes referenced in the video:
DNA structure episode: http://www.youtube.com/watch?v=8kK2zwjRV0M
Animal cells episode: http://www.youtube.com/watch?v=cj8dDTHGJBY
Fold-it SciShow episode: http://www.youtube.com/watch?v=JdBcpdH_ptA

REFERENCES for this video can be found in the Google document here: http://dft.ba/-2mxX

This video contains the following sounds from Freesound.org:
“IMPresora.wav” by melack
“swishes.wav” by pogotron

tags: crashcourse, science, biology, DNA, titin, hot pocket, transcription, translation, gene, RNA, enzyme, transcription unit, adenine, thymine, cytosine, guanine, TATA box, DNA strand, mRNA, messenger RNA, RNA polymerase, uracil, termination signal, RNA splicing, SNuRPs, spliceosome, exons, introns, ribosome, tRNA, transfer RNA, amino acid, nitrogenous base, codon, anticodon, polypeptide chain, folding, helix, pleated sheets, protein biosynthesis, gene expression Support CrashCourse on Subbable: http://subbable.com/crashcourse

Comments

Julia Guerrein says:

Bio final in 9 hours… I hope I remember all this information!!!

dominoes37 says:

product placement

Mitali Patil says:

t-RNA thou art a heartless bitch

Mo Hamza says:

go to 11:37 the titin's constituents start to overlap, I'm really focussed as you can see!

Jaime Vazquez says:

Great refresher for those currently taking biochem!

mimi goddest says:

who else has a final tomorrow and didn't study?

Bri Landy says:

I'm glad I now know that my wrinkled sheets are caused by promiscuous amino acids.

shann salih says:

pause at 13:42

mira hanafi says:

Thanks to all CrashCourse members for making these videos a huge success! i love all your videos and they are actually really helpful. God bless you and have a great life ! :'D

Valentin Hämäläinen says:

Did anyone else pause to see when the name was scrolling on the bottom?

rosegirlkrb says:

i want a hot pocket now

Pnuema Morosa says:

titin ends in leucine

LY Spray Art says:

I can make the word go in whatever direction I want it to go, if I want it to go right, it goes right and vice versa. Try it and amaze yourself.

Laken Gross says:

So my biology teacher calls you my boyfriend… yea! But I love these videos…

Cole Dupuy says:

Wow, great video. Only like ten percent of it stuck, possibly less but it's still a good video.

TheUkiahAdventure says:

I would love to put my ham in your hot pocket any day……. sorry couldn't resist!

Mahogany Joiner says:

Great Information! it was hard to keep up though and I had to keep going back because of how fast you're talking lmbo

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