Life Science Section 2B Quiz Practice Question Preview (ID: 57729)
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The Bible indicates that God created prokaryotic and eukaryotic cells during _______ Week.
a) Evolution
b) Easter
c) Mandate
d) Creation
The _______ provides the information for many important parts of the cell.
a) DNA
b) RNA
c) messenger RNA
d) chromosome
The Golgi apparatus performs the work of a __________ plant.
a) performance
b) non-manufacturing
c) processing
d) robotic
___________blood cells often need to ingest bacteria in order to destroy them.
a) Red
b) White
c) Active
d) Osmotic
The cell membrane keeps the right chemicals in the ________ and keeps the wrong ones out
a) necloplasm
b) mitoplasm
c) microplasm
d) cytoplasm
The movement of molecules through a membrane is called ___________.
a) dispersion
b) diffusion
c) osmosis
d) reverse osmosis
The movement of water across a semipermeable membrane is a special type of diffusion called __________.
a) transport
b) active energy
c) osmosis
d) passive transport
Osmosis and diffusion happen without the cell doing any work. They are both forms of ________ transport.
a) passive
b) particle
c) active
d) practical
A cell’s organelles work properly only when the ________ has the correct substances.
a) membrane
b) DNA
c) cytoplasm
d) ER
The cell membrane is selectively ________. It allows some substances to pass through but keeps others out.
a) binding
b) permeable
c) regular
d) experimental
Oxygen molecules can pass through easily. Whole ______ cannot pass through the membrane at all.
a) proteins
b) neutrons
c) atoms
d) electrons
When a certain type of molecule is more densely packed on one side of the membrane than on the other, a __________ gradient is formed.
a) cataratic
b) perfect
c) concentration
d) useful
In all cells, DNA is organized into one or more ___________.
a) membranes
b) chromosomes
c) organelles
d) tissues
The endoplasmic ___________, or ER, is a network of tubes that help produce and transport proteins and other molecules throughout the cell.
a) reticulum
b) rectory
c) apparatus
d) membrane
Ribosomes are small structures that assemble proteins. Both ________ and prokaryotes have them.
a) plants
b) animals
c) chromosomes
d) eukaryotes
The “powerhouses of the cell,” the ____________” make most of the cell’s ATP, which is used to power cellular processes.
a) ribosomes
b) Golgi bodies
c) chromosomes
d) mitochondria
The _________ are small organelles that act as the demolition crews of the cell.
a) mitochondria
b) lysosomes
c) golgi
d) vesicles
The cell membrane is made mostly of long carbon and hydrogen molecules called ______.
a) lipids
b) proteins
c) crystals
d) organelles
Some bacteria surround themselves with a slimy layer called a _______ that protects the bacterium from harmful substances and prevents it from drying out.
a) cell wall
b) flagellum
c) tail
d) capsule
The cell ________ surrounds all cells and regulates what comes in and goes out.
a) DNA
b) membrane
c) organelle
d) chromosome
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