Phenotypic ratio is comparing the number of dominant genes to the number of recessive genes
so like let's say there are 3 dominant genes and 1 recessive, you'd write the ratio like this
Dom:Rec
3:1
A DRUG KILLS ONLY THE RAPID GROWING CELLS is most likely a cancer treatment.
A. a drug that kills only rapidly dividing cells
<u>Explanation:</u>
Chemotherapy is a drug treatment that uses powerful chemicals to kills the fast-growing cell in your body. The cancer cells are rapidly growing cells, so it can be cured by the effective drug to cure cancer in the body. chemotherapy is most often used to treat cancer.
Since the cancer cells grow and multiply much more quickly than most cells in our body. It is given with the curative intent or it may prolong life on to reduce symptoms in the cancer patients.
D. All of the above.
Hope I helped.
What do you realize approximately ecosystems: An ecosystem is a geographic area in which flowers, animals, and different organisms, in addition to climate and landscape, paint collectively to form a bubble of existence.
Ecosystems incorporate biotic or residing, components, as well as abiotic elements, or nonliving elements. Biotic factors include flowers, animals, and different organisms.
Ecosystems have lots of various dwelling organisms that interact with each differently. The living organisms in an environment may be divided into three categories: producers, consumers, and decomposers. they're all important elements of an atmosphere.
All ecosystems require strength from an outside source – that is usually the sun. An atmosphere ought to comprise manufacturers, customers, decomposers, and useless and inorganic count. All ecosystems require power from an external supply – that is generally the sun.
Learn more about Ecosystems here:
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