Pad 09:37 a bblearnin-c.edu proteins are composed of long linear polypeptide cha

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Pad 09:37 a bblearnin-c.edu proteins are composed of long linear polypeptide chains that are bundled together to form rods or sheets that are insoluble in water and serve structural roles. QUESTION 3 1 points Save Answer bonds are the only covalent bonds that stabilize the tertiary structure of a protein QUESTION 4 1 points Save Answer n and vasopressin are cyclic nonapeptide hormones secreted by the QUESTION 5 1 points Save Answer Since amino acids contain a base (NH2 group) and an acid (COOH), proton transfer from the acid to the base forms a salt called aan which contains both a positive and a negative charge. QUESTION 6 1 points Save Answer There are amino acids that occur naturally in proteins QUESTION 7 1 points Save Answer The lock-and-key model is often used to explain why some enzymes catalyze a wide variety of substrate reactions. True Click Save and Submit to save and sabmit, Click Save AN Answers to save all answers Save All Answers Save and Submit

Explanation / Answer

2- FIBROUS PROTEIN (KERATIN,COLLAGEN)

3- DISULFIDE BRIDGE

4-HUMAN POSTERIOR PITUITARY

5- ZWITTER ION

6-TWENTY TWO

7-FALSE, IT EXPLAIN ONLY ABOUT THE ACTION OF ENZYME ON SUBSTRATE

8-SEVEN BONDS SO 7 WATER MOLECULES

9-TRUE

10-TRUE,ACIDIC AMINO ACID HAVE LOWER pI

11-METHIONINE (PROTEIN IS TRANSLATED FROM N TO C TERMINAL )

12-arginine= R

13-asparagine= asn

14-heart attack=cardiac enzyme called troponin , prostatic acid phosphate enzyme increases in prostate cancer,pregnancy is detected by measuring hCG level(hormone).Commonly pregnancy is tested by urine

D option is correct

15-only hemoglobin is globular protein,

collagen and keratin-fibrous protein

amylopectin-starch not even protein

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