If you do not have variations to be selected by natural or sexual selection on their superior abilities to survive and reproduce successfully then nothing can be naturally selected against the immediate environment.
Answer:
Background Information: A cladogram is a diagram that shows evolutionary relationships among groups. It is based on phylogeny, which is the study of evolutionary relationships. ... Each letter on the diagram points to a derived character, or something different (or newer) than what was seen in previous groups.
In finding disease we must find its cause and we are made up of cells so every disease has something to do with our cells so if we understand we can know what is Poisson or what will damage it like smoking .
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Brainliest?
The correct order of structures in a chromosome from smallest to largest are:
Nucleotides, Genes, Chromosomes, and Genome
Biogeography is the study of geographical distribution of fossils, various species (plants and animals) and ecosystems throughout geological time and space