What type of microscope produces 3 dimensional images?
scanning electron microscope
What kind of microscope creates a two dimensional image?
Which type of microscope uses a laser to generate a series of two dimensional images that are combined by computer software to create a three dimensional image?
What microscope uses a probe to map atoms on the surface of a specimen?
scanning tunneling microscope
Which microscope uses a probe?
How does ATP supply energy for cellular activities?
ATP is able to power cellular processes by transferring a phosphate group to another molecule (a process called phosphorylation). Although cells continuously break down ATP to obtain energy, ATP also is constantly being synthesized from ADP and phosphate through the processes of cellular respiration.
What are 3 cellular activities that use ATP?
Examples of cellular activities that require energy:
- cell division.
- synthesis of proteins from amino acids.
- active transport.
- muscle cell contraction (in animal bodies)
- transmission of nerve impulses (in animal bodies)
What are 3 types of cellular work driven by ATP?
This transfer is called PHOSPHORYLATION, and most cellular work depends on ATP energizing molecules by Phosphorylating them. There are three main types of cellular work: Chemical, Mechanical, and Transport.
What is the energy stored in our body?
For example, if you eat a large meal and your body doesn’t need that much glucose right away, insulin will help your body store it to convert to energy later. Insulin does this by turning the extra food into larger packages of glucose called glycogen. Glycogen is stored in the liver and muscles.
What type of transport uses ATP?
What are the four types of passive transport?
The rate of passive transport depends on the permeability of the cell membrane, which, in turn, depends on the organization and characteristics of the membrane lipids and proteins. The four main kinds of passive transport are simple diffusion, facilitated diffusion, filtration, and/or osmosis.