Answer:
they need it because the fact of they need nuretaints to live thus soil has the nutreiants it needs
Explanation:
Here you go!
its important because the water potential is more negative than pure water because of the cytoplasm.
hope this helped.
Answer:
Fitness
Fitness is the measure of how well an individual can survive as well as reproduce.
Answer:
The functional unit of a muscle cell is known as a "sarcomere" which covers the distance between the two Z-lines.
The sarcomere consists of A-zone which contains both thick and thin filaments, H-zone which contains only thick filaments and I band which contains only thin filaments.
During muscle contraction, thick and thin myofibrils slide over each other due to which the distance between two z-line get reduced.
The H and I zone gets shortened but A zone does not shorten but come close to other A- bands and disappears.
Humans that has biological relationship to each other can be proven by biochemical evidences. Their biological compositions, physiological activities, and genes made it possible to determine their existing relationship. The genetic code, protein synthesis of their body, inherited traits, chromosomes, enzymes and hormones are important features of the body to be used for biologic study or even evolutionary relationships between them.