Answer:
c. The cells of all organisms contain DNA that is housed in a membrane-bound nucleus.
Explanation:
DNA is the genetic material found in the cells of living organisms. Among the characteristics of the DNA that makes up the genetic code, it is said to be nearly universal though. DNA is said to be the "blueprint of life".
This means that the DNA sequence that encodes protein and useful information is the same in almost all living organisms. Hence, the statement that "cells of all organisms contain DNA that is housed in a membrane-bound nucleus is the" justification that fact that all organisms share some basic features and life processes is used by biologists to explain the idea that all life.
D. He controlled variables by studying one or two traits at a time
Answer: c
Explanation: because it helps by excreting
D. Protein.
Widely distributed in many foods, phosphorous is especially abundant in foods high in protein.
Phosphorus is found in many foods and is found in high amounts in foods that contain protein. Phosphorus is found in smaller amounts in vegetables and fruit. Phosphorus is the second most abundant mineral in the body, second to calcium.
The main function of phosphorus is in the formation of bones and teeth. It plays an important role in how the body uses carbohydrates and fats. It is also needed for the body to make protein for the growth, maintenance, and repair of cells and tissues.
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