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AVprozaik [17]
3 years ago
8

a biologist identifies an organism that lives in the gills of a fish and consumes the fishs blood. what type of relationship do

the organism and the fish have​
Biology
1 answer:
hoa [83]3 years ago
7 0

they have an endosymbiotic relationship, a type of symbiosis in which one of the symbiotic organisms lives inside the other.

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A scientific law and scientific theory can be used interchangebly. True or false?
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Most scientists don't used the word law because that implies it is infallible but generally scientific laws and theories are used interchangeably so true.
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What are two ways jet stream affect weather?
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Identify three major similarities and three differences between prokaryotic cells and eukaryotic cells. Answer in complete sente
storchak [24]

Answer:

The three main similarities between prokaryotic and eukaryotic cells are as follows-

  • Both the type of cells undergoes the process of respiration
  • They both require energy to carry out the various processes
  • They are both comprised of distinct cell membrane.

The three main differences between prokaryotic and eukaryotic cells are as follows-

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7 0
3 years ago
What system is responsible for defending the body against harmful substances? A.Circulatory system b.Musclar system c.Endocrine
oksian1 [2.3K]

The right option is; d. Immune system

The immune system is responsible for defending the body against harmful substances.

The immune system is the body’s defense system that protects the body against infectious pathogens and other invaders. The immune system is composed of many biological structures (special cells, proteins, tissues, and organs) and processes that functions together to protect the body. White blood cells are one of the important cells of the immune system that destroy harmful substances or disease-causing organisms that invade body systems.

7 0
3 years ago
Ruchi is preparing for class tomorrow, so she is reading about how neurons communicate. one of the first key terms she memorizes
Ket [755]

Answer;

-Neurotransmitters.

One of the first key terms she memorizes is neurotransmitters because these are the chemicals via which neurons communicate with each other.

Explanation;

-Neurons communicate with each other via electrical events called 'action potentials' and chemical neurotransmitters. At the junction between two neurons (synapse), an action potential causes neuron A to release a chemical neurotransmitter.

-Neurons are connected to each other through synapses, sites where signals are transmitted in the form of chemical messengers.


7 0
3 years ago
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