Final Exam Review # 1 Question Preview (ID: 18392)


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What type of proteins in the cell membrane attach to and then transport specific molecules across the cell membrane?
a) Enzymes
b) Receptor Proteins
c) Amino Acids
d) Anemic Proteins

All body cells in an organism have the same DNA but carry out many specific functions because of the process of
a) Differentiation
b) Exploitation
c) Natural Selection
d) Mitosis

What is the energy source that is needed to carry materials into and out of cells through membrane proteins?
a) ATP
b) Sugar
c) Phosphate
d) Electricity

What process occurs when materials need to go across a membrane from low concentration to high concentration?
a) Diffusion
b) Osmosis
c) Active Transport
d) Natural Selection

What characteristic of a cell will allow for a faster rate of diffusion for that cell?
a) Large surface area
b) Small surface area
c) Dark color
d) Light color

What size molecules can diffuse across a semi-permeable membrane?
a) All sizes
b) Small and large
c) Large only
d) Small only

What direction do solutions always move across a semi-permeable membrane during diffusion?
a) Low concentration to high concentration
b) High concentration to low concentration
c) Inside the cell to outside the cell
d) Outside the cell to inside the cell

The semi-permeable membrane that surrounds cells is called the
a) Nucleus
b) Cell wall
c) Cell membrane
d) Endoplasmic reticulum

What process do cells use in the presence of oxygen to harvest energy from sugar?
a) Cellular respiration
b) Photosynthesis
c) Natural Selection
d) Meiosis

What organelle is responsible for cellular respiration within a cell?
a) Cell Wall
b) Nucleus
c) Chloroplast
d) Mitochondria

Autotrophic nutrition is accomplished in which organelle?
a) Cell Wall
b) Nucleus
c) Chloroplast
d) Mitochondria

What process do autotrophic cells use to convert carbon dioxide and water into glucose and oxygen?
a) Cellular respiration
b) Photosynthesis
c) Natural Selection
d) Meiosis

Cells that can make their own food, usually through the process of photosynthesis are
a) Heterotrophic
b) Phagocytotic
c) Autotrophic
d) Exocytotic

In eukaryotic cells, DNA is found within the
a) Cytoplasm
b) Cell wall
c) Chloroplast
d) Nucleus

Cells that contain a nucleus and membrane-bound organelles are termed
a) Prokaryotic
b) Eukaryotic
c) Phagocytotic
d) Embryonic

Protein molecules that catalyze (speed up) chemical reactions are called
a) Bacteria
b) Phosphates
c) Enzymes
d) Hydrates

The 3 dimensional shape of proteins and other molecules influences their
a) Color
b) Functioning
c) Mass
d) Organic composition

Bacteria and other cells that lack a nucleus and membrane-bound organelles are
a) Prokaryotic
b) Eukaryotic
c) Phagocytotic
d) Embryonic

Amino acids are the building blocks of
a) Carbohydrates
b) Proteins
c) Fats
d) Salts

Monosaccharides such as glucose and other sugars are the building blocks of polysaccharides such as
a) Starch
b) Proteins
c) Fats
d) Bacteria

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