I would say D. <span>Proteins are made from DNA, which is created from RNA.
I hope I was of assistance to you</span>
Answer:
Ecosystem
Explanation:
An ecosystem refers to all the abiotic and biotic factors in an area and their interactions.
The biotic factors include all the living organisms (the fish, their predators, and the plants).
The abiotic factors are the physical, non-living components, including the water and sunlight.
The relationships between all these factors creates the ecosystem.
Answer;
B.The deer population experienced a rapid decline due to a parasite.
Explanation;
-Limiting Factor is an environmental factor that tends to limit population size. Limiting factors may be density dependent or density independent. The density dependent factors are factors whose effects on the size or growth of the population vary with the population density. There are many types of density dependent limiting factors such as; availability of food, predation, disease, and migration.
-Density independent factors can affect a population no matter what it's density is. For example: natural disasters, temperature, sunlight, human activities, physical characteristics and behaviors of organisms affect any and all populations regardless of their densities.
Answer: Made mostly of collagen, bone is living, growing tissue. Collagen is a protein that provides a soft framework, and calcium phosphate is a mineral that adds strength and hardens the framework. This combination of collagen and calcium makes bone strong and flexible enough to withstand stress.