term and definition pt.1
an organism that provides a source of energy for a virus or another organism.
whats a host?
a gel like fluid that moves structures throughout the cell.
what is cytoplasm?
are viruses living or nonliving?
nonliving
are bacteria prokaryotes or eukaryotes?
prokaryotes
a virus that infects bacteria.
what is bacteriophage?
a small grain-shaped organelle in the cytoplasm of a cell that produces proteins.
what is a ribosome?
are viruses heterotrophs or autotrophs?
heterotrophs
do bacteria contain a nucleus?
no
a substance introduced in the body to help produce chemicals that destroy specific viruses.
what is a vaccine?
the process in which bacteria sometimes reproduce asexually.
what is binary fission?
viruses vary widely in shape. some viruses around, and some rod-shaped. Other viruses are shaped like bricks, threads, or bullets.
what shape are viruses?
are bacteria heterotrophs, autotrophs, or both?
some bacteria are autotrophs while others are heterotrophs.
a tiny, nonliving particle that enters and then reproduces inside a living cell.
what is a virus?
the process in which bacteria sometimes reproduce sexually.
what is conjugation?
all viruses have two basic parts: an inner core containing genetic material and a protein coat that protects the virus.
What are the two basic parts of a virus?
bacteria get energy by either making food or eating other organisms and can reproduce asexually or sexually.
how do you bacteria get food, energy, and reproduce?
an organism that lives on or in a host and causes it harm.
what is a parasite?
a long, whip like structure that helps a cell to move.
what is flagellum?
though viruses can cause disease, they can also be used to treat and prevent illnesses.
how do viruses interact with the living world?
bacteria are involved in oxygen and food production, and health maintenance and medicine production, and in environmental cleanup and recycling.
what is the role of bacteria in nature?