BIOL 355 Study guides, Class notes & Summaries

LECTURE 1 - correct answer why is it important to understand evolution? - correct answer -provides a conceptual framework that units all levels of biology, from molecular to ecology -explains a great array of biological phenomena , including understanding of practical problems such as evolution of pests and diseases what is evolution - correct answer heritable changes in the properties of groups of organisms over generations ("descent with modification") what does evolution imply? - co...

Hayflick limit - correct answer Cells will divide and reproduce only a limited number of times "Cell clock" Number is genetically programmed Telomere Theory of Aging - correct answer Linked directly to cell replication--> telemores are lost with every round of replication "Cellular timing" Another piece of evidence for finite L.S. in cultured cells What is a telomere? - correct answer region on ends of chromosomes composed of repeating units of 6 nucleotides Humans= TTAGGG (repe...

Triglycerides - correct answer basic chemical unit of lipids, composed of 3 fatty acids ester-bonded to a glycerol molecule condensation reaction is also known as 'dehydration synthesis' since 3 molecules of water are produced during bonding. substituting a phosphate group for one of the fatty acids results in a phospholipid - an essential component of cell each fatty acid has a specific length of carbon chain ranging from 4 to over 20 carbons in length, and double-bonds can be absent, ...

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BIOL 355 FINAL EXAM Questions with answers 2024 Grade A+

BIOL 355 FINAL EXAM Questions with answers 2024 Grade A+