CHAPTER 3 (cells)

Question 1

What are the basic units of organisations of all organisms?

Answer 1

a) Organelles
b) Organs
c) MOLECULES
d) Cells

Question 2

The cells of the human body contain ____ chromosomes?

Answer 2

a) 40
b) 46
c) 36
d) 42 ⬅️

Question 3

Transcription occurs is what organelle?

Answer 3

a) Ribosome
b) Lysosome
c) Mitochondrion
d) NUCLEUS

Question 4

Cells that line the respiratory tract are covered with ___ on their free edge that move the mucus-dust package upward away from the lungs

Answer 4

a) Cristae
b) CILIA
c) Cisternae
d) Flagella

Question 5

Which membrane-bound structures in the cytoplasm contain powerful digestive enzymes?

Answer 5

a) Mitochondria
b) Chloroplasts
c) GOLGI APPARATUS
d) Lysosomes

Question 6

Sodium, potassium, calcium, chlorine, and phosphorus are all examples of __?

Answer 6

a) PROTEINS
b) Carbohydrates
c) Lipids
d) Mineral Salts

Question 7

Chemical energy from food is converted to another form of chemical energy called ____ in the mitochondria.

Answer 7

a) ATP ⬅️
b) Glycogen
c) Glucose
d) RNA

Question 8

The aerobic phase of cellular respiration occurs in which organelle?

Answer 8

a) Ribosome
b) mitochondrion
c) LYSOSOMES
d) nucleus

Question 9

A region of DNA that contains instructions for the amino acid sequence of a particular protein is called a(n) _____

Answer 9

a) Codon
b) Sugar
c) GENE
d) Anticodon

Question 10

Which term refers to the conversation of light energy into chemical energy?

Answer 10

a) Dehydration Synthesis
b) Cellular Respiration
c) HYDROLYSIS
d) Photosynthesis