Very powerful microscopes were needed before cells could be observed in detail
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The answer, I think, would be A.
UV radiation can create problems in the correctness of cell replication, which can result in mutated cells.
I hope this answers your question!
Answer:
Traditional
Modern
Modern
Traditional
Explanation:
Traditional classification is also known as the Linnaean classification. This type of classification focuses more on the similarities in appearance when it comes to categorizing organisms.
Cladistics, or modern classification organizes organisms into groups based on evolution.
A hemopheliac is someone with a bleeding disorder resulting from any missing clotting factors in their blood. Vasoconstriction isn't generally the problem in hemophiliacs, nor is it the destruction of pathogens. If fibrin threads are not present to help form the platelet plug, then excessive bleeding occurs. Fibrin is one clotting factor that a hemophiliac may be missing which is then causing the disorder.
The dependent variable is the variable that is being measured or tested in an experiment.
independent variable is the cause of a change in or effect on the dependent variable.
