Answer:
A. an increase in skin cancer among humans
Explanation:
The ozone layer is a part of the stratosphere that absorbs most of the Sun's ultraviolet(UV) radiation.The ozone layer contains a lot of ozone present in it and it serves as a shield. The radiations are harmful to the body and pose serious health risk when humans are exposed to them.
Such risks include cancer of the skin due to the skin being the part of the body at a greater risk of exposure.
contains proteins that aid in cell movement and cell shape
determines which substances can enter or leave the cell
serves as the site of many cellular processes
helps materials move from place to place within the cell
supports and holds the cellular organelles
Answer:
Gel-like fluid present within the cell membrane (excluding nucleus) is termed as cytoplasm of the cell.
It serves various functions in the cell such as:
Hence, all options are correct except "determines which substances can enter or leave the cell".
Plasma membrane of the cell determines which substances can enter or leave the cell.
The process by which two species evolve as a response to changes in one another over time is called, "coevolution" thus the correct answer is that it is an example of COEVOLUTION
B.saving to buy a new car in three years
C.saving to buy a new house in seven years
D.saving in July to buy holiday gifts in a few months
The correct answer is C. Saving to buy a new house in seven years.
You can save to buy a house in seven years which will be profitable because you can rent the house and start returning your money which you spend on buying the land.
Saving is termed as the income which is not spend. Someone can save money by either pension account, investment fund and also deposit account.
Saving reduces expenditure, for example, recurring costs. It is closely related to physical investment.
Answer;
-DNA molecule
Explanation;
-According to cell theory; All known living things are made up of one or more cells. All living cells arise from pre-existing cells by division. The cell is the fundamental unit of structure and function in all living organisms.
-The modern version of the Cell Theory includes the ideas that:
-Therefore the study of DNA molecule was instrumental in the formulation of the modern cell theory.