The concept of evolution by way of natural selection is a central tenet in biology that has been tested in numerous ways by many scientists but is not yet considered a law. evolution by way of natural selection is most likely which type of concept?
a hypothesis that can be accepted as true based on repeated experimentation with similar results
a likelihood based on the chance that a particular event will or will not occur
a statement of fact that is generally accepted to be true and universal because it has always been observed to be true
a probability that is an answer to a scientific question and is based on prior knowledge or research
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Which of the following is one of the four conditions necessary for natural selection to occur in a population? fewer organisms are born than the habitat can support mutation does not occur organisms have identical characteristics variation is inherited

As an asteroid comes close to earth, it's name will change to? apex

Read this summary of a scientific theory: "cells are the most basic structural and functional units of life. all living organisms are made up of one or more cells. all cells that are alive in the world today came from pre-existing cells." which of the following would require this theory to be modified? -a.) a survey finds that a majority of people believe viruses carry out the basic processes of life. -b.) a prominent scientist says she feels strongly that one day the theory will be challenged by life on other planets. -c.) the dna of unicellular and multi-cellular organisms is shown to have many fundamental similarities. -d.) scientific observations show that microscopic organisms living in the deep ocean are not made up of cells.