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Most hydrogen ions are secreted passively or actively through what?
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How do I choose the correct online marketing tools?
It depends on how you would like to market a product, and what you are marketing. You can do it actively, through ads and e-mails advertising what you are selling, or you can do it passively, allowing possible customers to find you.
What is sweat secreted through?
Sweat is secreted through pores in the skin.
Describe What is meant by natural immunity and how it may be acquired actively or passively?
Describes the state of being able to resist illness. It is acquired genetically through your Nan, Grandad, parents etc develops over a long period of time.
What is one way a saltwater fish controls the concentration of salt in its body?
Some fish balance water loss by drinking seawater and actively transporting chloride ions out through their skin and gills then the sodium ions follow passively out as well.
Distinguish between natural immunity and artificial immunity?
Natural immunity occurs through contact with a disease. There are two types of natural immunity. Actively acquired and passively acquired. Actively acquired - When the body has already experience an infection by that pathogen Passively acquired - Antibodies pass across placenta providing a newborn baby with immunity against disease. Antibodies are also present in breatsmilk. Artificial immunity develops through delibereate action such as vaccine. There are two types: Actively acquired and passively acquired Actively acquired - This is by vaccination at a suitable time in the person's life, not when they are infected. eg TB vaccine Passively acquired - The vaccine contains ready-made antibodies which provide immediate relief by destroying the antigens. This is given when the person has been infected with the antigen and has no preivous immunity eg tetanus
Which type of molecule can move passively across the membrane?
Water can move passively through a membrane by moving through the pores of a cell. Other substances cannot move through a cell membrane.
How are hormoned secreted?
Hormones are secreted naturally throughout the body through numerous glands located in the body.
Does elephant have gallbladder?
No. Bile is secreted through ducts.
How many types of hormones secreted through testis?
The male testes secrete two different types of hormones. The first hormone that is secreted through the testes is the reproductive hormone. The second hormone that is secreted from the testes is the endocrine hormone secretions.
Are nutrients absorbed passively or actively in the digestive tract?
Both, depending on the size of the nutrient. Much of absorption works through either endocytosis or transport of small molecules by simple diffusion. Simple diffusion and facilitated diffusion are both types of passive transport and endocytosis requires energy.
What type of substances pass through the membrane by facilitated diffusion?
soluble materials which can diffuse passively .
What is an enzyme secreted by pancreatic cells most likely pathway?
Originate in ER which are sent to the Golgi and then are secreted through the Plasma Membrane.
