Answer:
The respiratory system enables oxygen to enter the body and carbon dioxide to leave the body.
The Scientific method can help resolve problems logically.
The scientific method is a process that involves an experiment and the steps for doing that experiment.
Answer: They evolve through genetic drift.
Explanation: <u>Junk DNA refers to noncoding sections of a genome</u>. It consists of repeated segments scattered randomly throughout the genome generated through transposition or movement of sections of DNA to different positions in the genome.
Genetic drift is the change in the frequency of an allele in a population due to random sampling of organisms. This process is caused by spontaneous mutations and may cause the alleles to disappear completely and thereby reduce genetic variation. <u>Many of these genetic alterations are in regions of "junk DNA"</u>
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A Cedar tree is not a deciduous tree.
Answer:
anthropology
Explanation:
Anthropology involves study of biological facts about the earlier and present day life forms such as human beings, chimpanzees, primates etc. and also include study of culture associated with these life forms by intervening their languages, traditions, behaviour, analysis of material remains etc. in order to understand the pattern and origin of evolution not only biologically but socially as well.
An anthropologists work to solve the problems of real world by utilizing their methods and ideas
