a particle made of either RNA or DNA, surrounded by a protein coat; it hijack the machinery of a host cell to replicate
virus
children
offspring
a permanent increase in size
growth
detecting changes in the environment
sensitivity
making more organisms of the same species
reproduction
polymers of amino acids; important nutrients for living organisms, as they are used in growth and repair
protein
exactly the same
identical
a microscope that uses electron beams instead of light beams; able to achieve higher resolution
electron miscroscope
an illness caused by a virus, often known as flu, it affects respiratory system and usually results in a high body temperature
influenza
breaking down food to release energy that the organism can use
respiration
nucleic acid found in all living cells, some viruses only have this type of nucleic acid
RNA
group of organisms that can reproduce together to produce a fertile offspring
species
able to have offspring
fertile
unable to reproduce, usually because gametes cannot be formed
infertile
changing the position of all or part of the body
movement
a sample, for example, a piece of rock, or a single organism of a species
specimen
feeding, taking in nutrients to provide energy and materials for gowth
nutrition
differences between members of the same species
variation
removin toxins, or materials excess to requirements, from the body
excretion