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stiks02 [169]
2 years ago
8

________ are the most commonly used species for animal research.

Biology
1 answer:
EastWind [94]2 years ago
4 0

Answer:

Mice and rats make up approximately 95% of all laboratory animals, with mice the most commonly used animal in biomedical research.

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How do we know that evolution is occurring in African Elephants?
trasher [3.6K]

Answer:

When they grow bigger or there are some differences that haven't been there before? (Ex. Spots, stripes, Longer tusks)

Explanation:

I'm just thinking of this logically ok so don't know if this is correct but hope this helps.

5 0
3 years ago
Comparative embryology helped clarify the relationships among major groups of animals while the bilaterians
tresset_1 [31]
<h2>Coelomates &  Pseudocoelomates </h2>

Explanation:

  • Coelomates: Animals that have a body that incorporates voids are known as coelomates, they have a total body structure, and their bodies are ensured by coelom which goes about as a body skeleton and spares all the interior organs from outer pressure. The coelom is shaped at the stage known as gastrula, after various procedures which incorporate different capacities the mesoderm is isolated into two sections and coelom begins existing between them. The primary layer is near the body itself called endoderm while the other layer is at the external side known as ectoderm.  
  • Pseudocoelomates: Animals that don't have an appropriate body hole are known as pseudocoelomates. This is a direct result of the explanation that they have pseudo coelom which is available between the ectoderm and endoderm and lies outside the mesoderm. They are likewise dissipated and present at more than one spots, thusly, have a structure which doesn't appear to be like different species. In spite of the fact that it is a body cavity and capacities appropriately but since of their temperament, the liquid isn't line appropriately however fills the assemblage of creatures, in light of this the organs are put near one another in a dispersed way and thusly doesn't permit the body to shape a legitimate skeleton.

8 0
3 years ago
Who studied mitosing cells
Aleks [24]

Answer:Margulis

She is the one who discovered it

3 0
4 years ago
Read 2 more answers
Explain why extended exercise is considered to be "healthy"
sp2606 [1]
Many physical disorders that occur in humans are attributed to the styles of living and general eating habits. Conditions such as diabetes, depression, dymentia and even some cancers are led by bad eating habits. A friend once asked me: Now that I do not want to become obesse but want to be muscular, what will I do since I have to gain mass but I don't want to overfeed? My answer was so simple. EXERCISE
Exercise can be in many forms. The most common modes of exercise are gym and athletics. If you don't do regular exercise, your body does not find a chance to get rid of the many wastes produced by different metabolic processes. Some of these products are toxic and they lead to bad effects in the body. The effect is getting lifestyle diseases.
Exercise plays a key role in boosting your memory. During and after exercise, blood becomes more oxygenated and the supply of oxygenated blood to the brain is increased. This ensures there is renewed strength in the brain parts e.g. hypothalamous and hence boosting thinking ability.
We can not overlook the fact that exercise is fun. When exercising, you are happy and happiness makes you stay healthy.




3 0
3 years ago
Type the correct answer in the box. Spell all words correctly.
Sunny_sXe [5.5K]

Answer:

Stormwater that cannot be directed back into rivers or streams is stored in <u>Retention Basin's</u>

Explanation:

3 0
3 years ago
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