Protein Structure - Primary, Secondary, Tertiary, & Quarternary - Biology
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YouTubeThe Organic Chemistry Tutor
Protein Structure - Primary, Secondary, Tertiary, & Quarternary - Biology
This biology video tutorial provides a basic introduction into the four levels of protein structure - primary, secondary, tertiary and quarternary structure. The primary structure of a protein is based on the sequence of amino acids. The secondary structure is based on localized shapes such as the alpha helix or the beta pleated sheet. The ...
781.3K viewsSep 28, 2018
Firefighters Battling Blaze
Firefighters are battling a blaze north of Christchurch that has spread from a hedge to a shed. Video credit. Jack Shewell | Chris Lynch
Firefighters are battling a blaze north of Christchurch that has spread from a hedge to a shed. Video credit. Jack Shewell | Chris Lynch
FacebookChris Lynch
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YONKERS FIRE: Two firefighters were injured while battling a blaze at Yonkers Building Material Company. The chief says the damage could have been worse due to chemicals and supplies. - https://bit.ly/47N6pqh | News 12 Hudson Valley
YONKERS FIRE: Two firefighters were injured while battling a blaze at Yonkers Building Material Company. The chief says the damage could have been worse due to chemicals and supplies. - https://bit.ly/47N6pqh | News 12 Hudson Valley
FacebookNews 12 Hudson Valley
18K views2 weeks ago
Birmingham firefighters are battling a massive blaze on the city’s Southside. The fire erupted shortly before 6 a.m. Friday in the area of the 1300 block of 20th Street South, near Cobb Lane. No injuries have been reported. Updates to come. 🎥: Madison Underwood, Ramsey Archibald /Al.com ✍️: Carol Robinson | al.com
Birmingham firefighters are battling a massive blaze on the city’s Southside. The fire erupted shortly before 6 a.m. Friday in the area of the 1300 block of 20th Street South, near Cobb Lane. No injuries have been reported. Updates to come. 🎥: Madison Underwood, Ramsey Archibald /Al.com ✍️: Carol Robinson | al.com
Facebookal.com
32.9K views3 weeks ago
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