What is the main function of the cell membrane in all cells. The cell membrane is a semi-permeable membrane . Meaning that it allows only certain types of substances to enter it. It is made up of a phospholipid bilayer studded with various protein receptors and gates to react to substances that attach to it and control the entry of substances in it. The function of cell membrane are the following: Control movement of substances - Some substances like water can freely flow in and out of the cell through osmosis. Other substances require channels like potassium or sodium. Protection of the cell - The cell membrane is the boundary of the cell (with exception to plants, bacteria, and fungi which have cell walls) to the other environment. This protects the cell itself from taking in harmful compounds or foreign objects. Attachment to adjacent cells - Cell membranes also serve as attachments to other cell membranes. This keeps the tissue intact, an added bonus is that it allows the ...
What is the importance of raising fish? Raising fishes (fish farming) allow a family to eat them instead of buying from the market. This ensures the freshness and quality of the fish that a family can eat since they have taken care of the fishes. This can also become a source of livelihood for the said family. Fishes are relatively easier to raise and costs less in maintenance (if they are in a pond) as compared to other livestock like cow and pig. Fishes can be a great investment since they grow fast and reproduce in large quantities. This lets the owner get his return of investment in just a few months as compared to other livestock businesses. For more information about fisheries, you may click the links below: brainly.ph/question/1376291 brainly.ph/question/665698 brainly.ph/question/1391770
If a dozen nails weighs 1 pound, how many nails are in 2.5 pounds If a dozen nails weighs 1 pound, how many nails are in 2.5 pounds ? For 1 dozen = 12 and 1 dozen = 1 pound weight of nails so 1 pound weight of nails= 12 nails number of nails = 2.5 pounds ( 12 nails / 1 pound) number of nails = 30 Therefore, there are 30 nails for a 12 pound weight.
Comments
Post a Comment