Respiration uses oxygen to make CO2, which goes back into photosynthesis to make oxygen. The end products of each basically cycle back into each other.
Answer: First, an animal eats another organism. Then, food is broken down into smaller molecules. Next, the animal's cells use molecules to make new cells. Animals produce a substance called insulin, which helps them maintain healthy levels of glucose in their blood.
Explanation:
Answer:
They remain in an environment,even as more competitive species arrive
Explanation:
Pioneer species, in ecological succession, are the first set of organisms to colonize a bare area of land or a disturbed area of land. Pioneer species include lichens, grasses, fungi etc.
Pioneer species have unique characteristics that distinguishes them from every other species of organism. These include:
- They facilitate environmental change, making an environment more habitable for other species.
- They tolerate a wide range of environmental conditions.
- They are capable of colonizing a barren environment, as in primary succession.
However, pioneer species do not remain in an environment, even as more competitive species arrive. They rather give way for new species to emerge and dominate.
Holism.
Explanation:
Anthropology is the branch of scientific studies that deals with study of human development in terms of body structure, culture,social behavior and language.
Biological anthropology deals with the evolution of man on the basis of biological structures.
Cultural anthropology deals with the evolution of different culture and society.
Social anthropology deals with the evolution of various societies from the time when man was totally uncivilized.
Linguistic anthropology deals with the study of evolution of languages.
In short anthropology deals with all the aspects of human beings. This commitment of anthropology to studying the entire picture of human life,including culture,biology,history and language is termed as Holism.
Answer:
descending tracts is the correct answer.
Explanation:
