FREE BIOLOGY AND STUDY GAMES ABOUT ORGANIC

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FREE BIOLOGY AND STUDY GAMES ABOUT ORGANIC

MOLECULES! EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -25 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: fatty acids are long chains of ___ units joined together.

Answer:

CH2 Question 2: Proteins are organic macromolecules that are composed of ______ _____ _____.

Answer:

Proteins are organic macromolecules that are composed of amino acid monomers.

Question 3: Hormones are?

Answer:

protein-containing substances that play a role in the regulation of cellular functions.

Question 4: name at least one of the 3 amino acids

Answer:

Alanine, histidine, or threonine

Question 5: monosaccharides can be combined to form more complex carbohydrates known as...

Answer:

polysaccharides

Question 6: molecules

Answer:

a group of atoms that is held together by covalent bonds

Question 7: organic molecules

Answer:

if bonding occurs between two or more carbon atoms

Question 8: simple carbohydrates are known as..

Answer:

monosaccharides

Question 9: what are the two main types of nucleic acids

Answer:

ribonucleic acids (RNA) and deoxyribonucleic acids (DNA)

Question 10: amino acids are made up of?

Answer:

carbon, hydrogen, oxygen, and nitrogen.Question 11: how many essential amino acids are used by all living things to construct proteins

Answer:

20

Question 12: What are the four main macromolecules of life?

Answer:

Carbohydrates nucleic acids lipids proteins

Question 13: what are carbohydrates made out of?

Answer:

carbon hydrogen and oxygen atoms

Question 14: unsaturated fat are also found in..

Answer:

olives and olive oil, peanuts and peanut oil, fish, and mayonnaise.

Question 15: why are fats important

Answer:

because they are a major source of energy

Question 16: Carbohydrates

Answer:

an organic macromolecule

Question 17: what is the most important lipid?

Answer:

Fats

Question 18: nucleotides

Answer:

chemical compounds that are primarily comprised

Question 19: what are the elements of nucleotides?

Answer:

carbon, hydrogen, oxygen, nitrogen, and phosphorus.

Question 20: Fill in the blank

This is why _____ are often found in _______ _______ and other waterproof coverings.

Answer:

this is why lipids are often found in biological membranes and other waterproof coverings.

Question 21: Macromolecules

Answer:

groups of molecules that are joined together

Question 22: what is triglycerides?

Answer:

Triglycerides are a type of fat that contain one glycerol molecule and three fatty acids.

Question 23: Lipids

Answer:

organic macromolecules that are insoluble in water

Question 24: glycogen, starch, and cellulose are all examples of...

Answer:

polysaccharides

Question 25: were can you find saturated fats?

Answer:

butter, cheese, chocolate, beef, and coconut oil