FREE AND STUDY GAMES ABOUT ANATOMY CHAPTER 2

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FREE AND STUDY GAMES ABOUT ANATOMY CHAPTER 2

EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -100 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: atoms with the same number of protons but a different number of neutrons

Answer:

isotopes Question 2: An isotope of an element contains a different number of ____ than other elements.

Answer:

Neutrons Question 3: the bonds that exist between phosphate groups of the ATP molecule are:

Answer:

both high-energy and covalent bonds Question 4: value determined by adding the number of protons but a different number of neutrons

Answer:

atomic weight

Question 5: substance that is made up of a long chain of amino acids

Answer:

protein Question 6: A structural lipid found in the cell membrane is a:

Answer:

phospholips and steroids Question 7: bond that is formed by the transfer of an electron from one atom to another

Answer:

ionic bonds Question 8: The type of chemical reaction most likely to require energy is:

Answer:

synthesis reaction Question 9: The carbon-containing molecules formed by living things are often called:

Answer:

organic molecules Question 10: Vitamin D functions to:

Answer:

increase calcium uptake

Question 11: subatomic particle with a positive charge

Answer:

proton Question 12: The twisted, double strand arrangement of nucleotides in a DNA molecule is a(n):

Answer:

double helix

Question 13: bond that requires a polar molecule

Answer:

hydrogen bonds Question 14: The type of reaction most likely to release energy is a(n):

Answer:

decomposition reaction

Question 15: Which of the following is not a function of protein?

Answer:

provides energy for the body, acts as a catalyst, and provides structure for the body.

Question 16: Lipid found in sex hormones that is made up of four rings

Answer:

steroid

Question 17: Atomic weight is determined by the number of

Answer:

protons and neutrons Question 18: An ionic bond is formed by:

Answer:

A positive and a negative ion attracting each other Question 19: A negatively charged subatomic particle that moves around the nucleus is a(n):

Answer:

electron Question 20: Acids:

Answer:

are proton donors, taste sour, and release hydrogen ions in an aqueous solution

Question 21: number of protons an atom has

Answer:

atomic number

Question 22: the type of lipid found in sex hormones is

Answer:

steroids

Question 23: which of the following is not true of all isotopes of oxygen?

Answer:

they have the same atomic mass

Question 24: Which of the following is not true of RNA?

Answer:

it is composed of smaller molecule called nucleotides, it contains adenine, and it contains ribose sugar

Question 25: The alpha helix is an example of which level of protein structure?

Answer:

Secondary Question 26: the queternary structure of a protein contains more than one polypeptide chain

Answer:

true Question 27: Salts:

Answer:

can form as the result of a chemical reaction between acids and bases, are electrolytes, and will form crystals if the water is removed Question 28: Hydrolysis:

Answer:

breaks down compounds by removing a water molecule