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Definitions
Definitions
Definitions
Definitions & Questions
Questions
100
the basic unit of all living things
What is cell
100
the cellar structure that transports materials within the cell
What is endoplasmic reticulum
100
the cellular structure that encloses and protects the nucleus
What is nuclear membrane
100
an organelle that contains the enzymes that help produce proteins
What is ribosome
100
Why do plants have an enlarged vacuole
What is because they to retain more fluid
200
the structure around all cells that regulates movement of substances into and out of cells
What is cell membrane
200
the ability to maintain a constant internal environment
What is homeostasis
200
the control center of a cell that contains the chromosomes
What is nucleus
200
a collection of plant or animal cells that does a specific job
What is tissue
200
Why is chloroplast only found in plants
What is because they contain chlorophyll that are only used by plants in photosynthesis
300
the outer structure around plant cells
What is cell wall
300
a substance produced by an organism that stimulates a response within its cells
What is hormone
300
a group of tissue that work together to do a job in the body
What is organ
300
a cavity inside a cell's cytoplasm that contains pigment and often stores food and water
What is vacuole
300
How do the nervous, skeletal, and muscular systems work together
What is they work together to help make your body move
400
a body inside a plant cell which converts sunlight into food energy
What is chloroplast
400
describes the changes of forms that some animals must undergo to reach maturity
What is metamorphosis
400
a group of organs that work together to perform a set of functions
What is organ system
400
who discovered cells
What is Robert Hooke
400
The human body has levels of organization that scientists order from least complex. Which of the following is the most complex.
What is organ system
500
the clear, thick fluid that holds the internal components of a cell
What is cytoplasm
500
an organelle that releases energy to the rest of the cell
What is mitochondrion
500
a specialized structure within a cell such as a mitochondria or ribosome
What is organelle
500
why do plants have an extra barrier?
What is plants have a extra barrier called a cell wall to help them grow upright
500
Juan was looking at plant and animal cells under the microscope. Which cell component would Juan see only in a plant cell?
What is cell wall