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My name is Ann [436]
2 years ago
11

What is a tumor? *

Biology
1 answer:
Helen [10]2 years ago
3 0

Answer:

i think it is.. a mass of cancer cells

Explanation:

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Which phrase does not describe a way the human body responds to fight disease
nydimaria [60]

Answer:

The question is incomplete as options was not given. Here is the complete question:

Which phrase does not describe a way the human body responds to fight disease?

(1) destruction of infectious agents by white blood cells

(2) production of antibodies by white blood cells

(3) increased production of white blood cells

(4) production of pathogens by white blood cells

Explanation:

Answer is option 4, PRODUCTION OF PATHOGENS BY WHITE BLOODS CELLS.

During the fight against diseases by human, the white blood cells otherwise called leukocytes are involved in the protection of the body against infectious agents and pathogens, do not produce more pathogens rather antibodies to fight against the invading pathogens.

There is increased production of white blood cells during infection by pathogens, the infectious agents are destroyed by the white blood cells and the production of antibodies against the pathogens.

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3 years ago
What are two things that parasites can do?
Neko [114]

Answer:

Parasites are organisms that infect the body of another living being and live off their hosts to survive. While some parasites create no symptoms in their hosts, others can cause severe illness. Parasitic infections occur when parasites grow, reproduce, or invade organ systems that make their hosts ill.

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In pavlov's experiments, the meat powder (food) placed on the dog's tongue was the
Sphinxa [80]

The best answer would be:

Unconditioned stimulus

In Pavlov's experiment on conditioning the food was the unconditioned stimulus that triggers a reflex or natural behavior. Think of it like something that makes you do something automatically.

For example, the food. When the dog smells food, it salivates. This is unconditioned because without teaching the dog, it automatically responds by salivating.

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