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choli [55]
3 years ago
5

PLEASE HELP!!! WIL GIVE BRAINLIEST

Biology
1 answer:
Rainbow [258]3 years ago
7 0
I have no ideas but maybe it is B?
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PLEASE HELP!!!!!! 50 POINTS
rusak2 [61]

Answer:

Molluscs have more varied forms than any other animal phylum. They include snails, slugs and other gastropods; clams and other bivalves; squids and other cephalopods; and other lesser-known but similarly distinctive subgroups. Although it is impossible to know the subjective experience of another animal with certainty, the balance of the evidence suggests that most invertebrates do not feel pain. The evidence is most robust for insects, and, for these animals, the consensus is that they do not feel pain. In general, mollusks have 3 body regions: a head, a visceral mass, and a "foot." The head contains the sense organs and "brain," while the visceral mass contains the internal organs. Mollusks usually have a shell (although some do not). Mollusks also have an extension of the body wall called the mantle.

Explanation:

6 0
2 years ago
What is the ozone layer
mestny [16]

Answer:

A portion of the Earth's atmosphere that protects the Earth from radiation

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3 years ago
State why iodine is described as a p block element​
pychu [463]

Answer:

Group 17  Melting point 113.7°C, 236.7°F, 386.9 K  

Period 5  Boiling point 184.4°C, 363.9°F, 457.6 K  

Block p  Density (g cm−3) 4.933  

Atomic number 53  Relative atomic mass 126.904  

State at 20°C Solid  Key isotopes 127I  

Electron configuration [Kr] 4d105s25p5  CAS number 7553-56-2

Explanation:

4 0
3 years ago
remember to imagine that blood in the heart is color-coded according to its oxygenation status. What color of blood would you ex
Vinvika [58]

Answer:

Red blood.

Explanation:

Red blood is for oxygenated blood, while blue blood is for deoxygenated blood.

The blood in Isabelle's left ventricle would be red, in other words, oxygenated. The left ventricle has oxygenated blood because this blood was first in the right ventricle. Then, it went to the pulmonary arteries, which led the blood to the capillaries close to the alveoli in the lungs. In this area, the deoxygenated blood dropped the CO₂ and took O₂ becoming oxygenated blood. Now, this blood is color-coded red and will go to the pulmonary venules, then to the pulmonary vein, and from there, it will go to the left atrium. Lastly, it will go to the left ventricle to start the systemic circulation, which is the one that distributes the oxygenated blood in the body.

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3 years ago
This monster tumor is the result of stem cells being given very confusing signals
sergeinik [125]

Answer:

Glioblastoma (GBM) is the most prevalent and malignant primary brain tumor and contains ... This lack of uniformity has generated confusion and controversy by ... Most glioma CSC markers have been appropriated from normal stem cells, but the ... Gliomas contain primary cilia, and the resulting CSCs are dependent on ...

4 0
3 years ago
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