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Biology NEET - XI: Chapter 9- Biomolecules Part 2

Biology25 CardsCreated about 2 months ago

This flashcard deck covers key concepts from Chapter 9 on Biomolecules, focusing on lipids, fatty acids, and carbohydrates. It includes questions on the structure and function of biomolecules, as well as specific examples and properties.

Myoglobin protein has which type of structure (primary, secondary, tertiary or quaternary)?

Tertiary level
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Key Terms

Term
Definition
Myoglobin protein has which type of structure (primary, secondary, tertiary or quaternary)?
Tertiary level
Who gave the term lipid?
Bloor
What type of fatty acid is palmitic acid?
Saturated
What is MUFA?
Monounsaturated fatty acid
What type of fatty acid is oleic acid?
MUFA
What is PUFA?
Polyunsaturated fatty acid

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TermDefinition
Myoglobin protein has which type of structure (primary, secondary, tertiary or quaternary)?
Tertiary level
Who gave the term lipid?
Bloor
What type of fatty acid is palmitic acid?
Saturated
What is MUFA?
Monounsaturated fatty acid
What type of fatty acid is oleic acid?
MUFA
What is PUFA?
Polyunsaturated fatty acid
How many carbon atoms are present in stearic acid?
18
How many carbon atoms are present in palmitic acid?
16
In what state are saturated lipids present at 25 C?
Solid
In what state are unsaturated lipids present at 25 C?
Liquid
How are waxes and true lipids different?
True lipids - esters of fatty acids with glycerol | Waxes- esters of fatty acids with (monohydroxy) alcohols other than glycerol
What are the components of lecithin?
One fatty acid of triglyceride is replaced by phosphocholine
What are steroids?
Steroids have lipid like properties but they do not fatty acids and ester bonds.
What is the parental structure of steroids?
Phenanthrene ring
Prostaglandins are derivatives of
Arachidonic acid
What act as carriers for fat soluble vitamins?
Lipids
Which metabolite form soft cushion around vital organs?
Lipids
Give example of a heteropolysaccharide?
Mucilage
What is the maximum number of carbons a monosaccharide can have?
7
In which optical form are all metabolically active sugar present?
D-form
What is used to detect glucose in urine?
Fehling's test
What are the monomers of raffinose?
Galactose+ glucose+ fructose
What are the monomers of stachyose?
2 galactose+ 1 glucose+ 1 fructose
What is the sweetest organic compound?
Lugduname
What is the sweetest natural organic compound?
Thaumatin protein