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Living Environment Review

Name: _____________________________
Period: ______ Date: _________________
Horizontales
The ______ variable is the factor in a controlled experiment that is deliberately changed. Also called the manipulated variable.
Single celled organisms are able to perform life processes by using tiny structures called _______.
To find the total magnification of a compound microscope multiple the magnification of the eyepiece lens by the magnification of the _____ lens.
Cellular respiration produces ATP as well as water and ________ (two words).
Active transport requires energy to move substances to an area of _______ concentration.
_______ are proteins that act as biological catalyst to speed up chemical reactions that take place in cells.
Cells become specialized by the process of ________.
When using a microscope, on high power you focus an image by using _____ adjustment knob.
Above producers on an energy pyramid are primary consumers, (organisms that consume plants) also called ______.
The ______ is an organelle that is the site of protein synthesis.
A/An _______ is any foreign substance that can stimulate an immune response.
Differences within a species is called ______.
Structures called ______ cells on either side of a stomate of a leaf open and close to regulate water loss and gas exchange.
Sperm an egg join to form a _______.
With gel electrophoresis, the ______ the DNA fragment the faster and further it moves.
A group of cells working together is a _______.
When blood glucose levels rise after a person eats, the pancreas releases _______.
______ is a change in the genetic material of a cell.
Verticales
Gel _____ is procedure used to separate and analyze DNA fragments by placing a mixture of DNA fragments at one end of a porous gel and applying an electrical voltage to the gel.
The heart, arteries, veins and blood are all part of the _____ system.
The nose, trachea and lungs are part of the _______ system.
The image seen under the microscope will be ______ and backwards compared to the actual specimen.
Restriction _______ cut DNA at a sequence of nucleotide. This is done before doing gel electrophoresis.
After a zygote undergoes cell division, it becomes the developmental stage of a multicellular organism that is called a/an _____.
A group of tissues working together is a/an _____.
Gametes are formed by a process called _____.
The ______ variable is the variable that is observed and that changes in response to the independent variable. Also called the responding variable.
Organisms on lowest level of an energy pyramid are called ______ (another name for autotrophs).
In DNA, thymine pairs with ______.
The kidneys are part of the ________ system that eliminates metabolic waste such as ammonia (in urine) from animals bodies.
_______ is a type of sugar molecule.
The technique of ______ uses a single cell from an adult organism to grow an entirely new individual that is genetically identical to the organism from which the cell was taken.
In DNA, cytosine pairs with ______.
Energy cells need to perform life processes such as active transport is stored in a compound abbreviated as _____.
Sperm and eggs are reproductive cells called _______.
Insulin causes the _____ to store glucose as glycogen.
The monomers or building blocks of proteins are _______ acids.