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Ch.18 Bacteria and Viruses

You can get these words in chapter 18 in the biology book. Fill in the words to either finish the sentence or find the word that matches with the definition.
Horizontales
is a key component of amino acids, the building blocks of proteins.
Child hood disease.
are submicroscopic hair like structures that are made of protein
Their genes are found on a large, circular chromosome in an area of the cell called the
skin disease
some prokaryotes secret layer of polysaccharides around the cell wall, forming a
large, complex polymer composed of carboy, hydrogen, oxygen, nitrogen, and sometimes sulfur
: a cell that does not contain any membrane bound organelles is called
nervous system disease
is made of disaccharides and peptide fragments
some viruses have RNA instead of DNA for their genetic material this type of virus is called a
are changes or random errors in a DNA sequence, lead to new forms of genes, new gene combinations, new characteristics, and genetic diversity.
a nonliving strand of genetic material within a protein coat.
is the division of a cell into two genetically identical calls.
respiratory disease
Some prokaryotes exhibit a form of reproduction called
A second type of bacteria are autotrophs that do not require light for energy these organisms are called
Verticales
a protein that can cause infection or disease is called a proteinaceous infectious particles or a
have a larger, more favorable surface area to volume ratio then large cells.
When environmental conditions are harsh, some type of bacteria produce a structure called an
sexually transmitted disease
live in extreme environments and are sometimes called extremophiles.
the outer layer of a viruses is made of proteins and is called a
are associated with diseases known as transmissible spongiform encephalopathies
live in nearly every environment on earth and are important in the human body, industry, and food production.
the capsule also helps prevent bacteria from being engulfed by white blood cells and shelters the cells from the effects of
Many prokaryotes also have at least one smaller piece of DNA called a
spherical or round prokaryotes are called