Name the two scientists that said that all living things are composed of cells.
Schwann and Scheilden
The organelle labeled S is
Nucleus
is the picture of an animal cell or plant cell?
What piece of safety equipment is used to wash off large chemical spills on the body or clothing?
In that time, it was not understood that flies had laid eggs on the meat and that the hatched eggs is where the flies they saw had come from. Since that time, the Cell Theory was developed.
Which part of the Cell Theory would the idea of spontaneous life contradict?
A.All organisms are composed of one or more cells.
B.All cells come from pre-existing cells by cell reproduction (except the original cell).
C.The cell is the basic unit of structure and function in living organisms.
D.All cells have the ability to react to outside stimuli.
b
The organelle labeled L is
Mitochondria
Which statement concerning lab safety is incorrect?
A.Wearing safety goggles is unnecessary if eyeglasses are worn.
B.Loose clothing and open-toed sandals should not be worn.
C.Report all broken and/or malfunctioning equipment to the teacher.
D.Always tie back long hair
a
Who named the cell?
Hooke
The organelle labeled X is
cell membrane
this organelle is responsible for cellular respiration, which is when food is turned into energy.
The graphic below shows an unlabeled animal cell. In which location would genetic material most likely be found?
A.1 B.2 C.3 D.4
c
While previewing a lab report, students notice the following hazard symbol. During this lab, the students should most likely prepare themselves for the possibility of using … ?
A.Venomous animals
B.Emergency electrical shutoff button
C.Flammable chemicals
D.Fire extinguisher
c
400
A diagram of a muscle cell is shown.
The muscle cell is a long cell which allows for it to contract and move easily. Which part of the Cell Theory does this most represent?
A.All organisms are composed of one or more cells.
B.All cells come from pre-existing cells by cell reproduction (except the original cell).
C.The cell is the basic unit of structure and function in living organisms.
D.All cells have the ability to react to outside stimuli.
c
The organelle labeled H is the
Chloroplasts
this organelle contains contains chlorophyll and helps the plant carriy out photosynthesis
Chloroplasts
List 3 differences between plant and animal cells
Cell wall , shape, chloroplasts, size of vacuoles
500
Under what laboratory conditions is it necessary to use this equipment?
A.observing live specimens under the microscope using green food coloring, salt, slide, coverslip, and dropper
B.diagramming the placement of protons, neutrons, and electrons in chemical compounds
C.investigating the periodicity of pendulums
D.simulating a meteor shower using glycerin, liquid soap, hydrochloric acid, and zinc
d
Cell theory is the current leading theory used to describe characteristics of living things. Which of the following is NOT part of the Cell Theory?
A. All organisms are composed of one or more cells.
B. All cells have the ability to move.
C. The cell is the basic unit of structure and function in living organisms.
D. All cells come from pre-existing cells by cell reproduction (except the original cell).
b
The organelle labeled E is the
Cell wall
Control center of the cell; contains the DNA
nucleus
400
Which structures differentiate plant cells from animal cells?
A.1, 4, 8, 9 B.2, 4, 9
C.1, 2, 4 D.2, 4,
b
Name 3 instances in which you would where goggles;
Working with chemicals
heating
glass