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20 Cards in this Set

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  • Back
What four elements must all organisms have?
Carbon, Hydrogen, Oxygen, and Nitrogen
What is the name for the study of tissue, and what are the four types of tissue?
Histology; epithelial, muscle, nervous, and connective
What are the three types of muscle?
Cardiac, smooth, and skeletal
Which of the three types of muscle is/are involuntary?
Smooth and Cardiac
What are some differences between bacteria and viruses?
Viruses require a host, because it can't reproduce by itself; it needs the DNA of the host.
Endocrin Glands are ductless, meaning
there are no tubes, channels, or canals for secretion; they are infiltrated by capillaries(one cell thick)
What are enzymes?
Proteins that speed up chemical reactions in the cell
What's are the similarities and differences between monosaccharides and polysaccharides?
Similarities: both are classified as carbohydrates. Difference: one is made up of simple sugar, while the other is made up of two or more simple sugars
sucrose =
fructose +glucose
lactose =
galactose +glucose
maltose =
glucose +glucose
Polysaccharides
made up of many complex carbohydrates
Name four examples of polyssacharides
starch(amylose), glycogen, cellulose, and glycoproteins
Starch (amylose)
a stored form of glucose in plants
Glycogen
storage of glucose in animals
Cellulose
Found in plant cell walls, fibers that can't be digested
Glycoproteins
polysaccharide + protein, the glue of the cell, so cells stick together
Hydrogen ion
H+, more found in acids
Hydroxyl ions
OH-- more found in bases
What is a buffer? Give two examples
a substance that accepts/donates hydrogen ions in order to reach a neutral balance, or pH. Stuff that lines kidney, and bicarbonate ion