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Ch. 7 Vocab

Across
Microscopic prokaryotes
Forms when a bacterium builds a thick internal wall around its chromosomes and part of the cytoplasm.
Long whiplike structures on some bacteria.
Cell division that forms two genetically identical cells.
Medicines that stop the growth and reproduction of bacteria.
The conversion of atmospheric nitrogen into nitrogen compounds that are usable by living things.
Down
The use of organisms, such as bacteria, to clean up environmental pollution.
A process of heating food to a temperature that kills most harmful bacteria.
Two bacteria of the same species attach to each other and combine their genetic material.
The breaking down of dead organisms and organic waste.
A mixture containing material from one or more deactivated pathogens, such as viruses.
A strand of DNA or RNA surrounded by a layer of protein that can infect and replicate in a host cell.
A protein that can attach to a pathogen and make it useless.