B is your answer for that question
Answer:
The monomers combine with each other via covalent bonds to form larger molecules known as polymers.
Explanation:
A monomer is a type of molecule that has the ability to chemically bond with other molecules in a long chain; a polymer is a chain of an unspecified number of monomers. Essentially, monomers are the building blocks of polymers, which are more complex type of molecules
and example of such is seen in several monosaccharides (glucose, fructose)joining together to form polysaccharide like starch
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Geologists have sorted earth’s history into different geologic time scale. They just clubbed it into time scales by observing the major changes in the life forms that existed on the earth. Inferring to the fossils found in rocks the time scale was calculated.
First era single cell animals were formed then formed the complex animals.Then Mesozoic era where it is known as the era of dinosaurs. Then the evolution of different species of life during Cenozoic era. These major changes found through fossils helped them to form the GTS.
Answer:
Many critics are of the view that using animals for scientific researches might one day cause such organisms to be formed which will affect the wildlife organisms very badly.
In the following experiment, the major ethical concern is that if the drug is not rightly administered or if the new drug is not authentic, it will kill the mice. The mice might also undergo serious side effects before dying.
The process that takes place in spirulina that is not found in the human body processes is photosynthesis. Spirulina is a cynobacterium that is capable of obtaining its energy or food by photosynthesis. Humans cannot do this, we obtain our energy from the food we eat.
