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inna [77]
2 years ago
13

What are the feutures are class hexactinellida

Biology
2 answers:
andre [41]2 years ago
8 0

Answer:lack an epidermal covering, and their skeletons are composed of spicules of silica.

Explanation:

The spicules, which often form a latticework, have six points or some multiple thereof. Glass sponges are pale in color and are cup- or basket-shaped.

ArbitrLikvidat [17]2 years ago
5 0
These are deep-sea sponges. They lack an epidermal covering, and their skeletons are composed of spicules of silica. The spicules, which often form a latticework, have six points or some multiple thereof. Glass sponges are pale in color and are cup- or basket-shaped.
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Are alligators Kings of the Everglades?
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Answer:

Somewhat Yes

Explanation:

With the population of over 200,000 in the area and the lack of natural predators it would seem so.

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3 years ago
In Death Valley, California, there are several ponds that are formed in various areas of the desert. Each pond contains its own
arsen [322]

A. Geographical Isolation

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The water separates the two species by keeping them secluded from each other and make it unthinkable for them to breed. In this case, fishes of different ponds cannot breed because they are separated from one pond to another.  

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3 years ago
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It is clear that the brain is an important part of the body. One of your classmates has been recruited to be a subject in a fict
Snowcat [4.5K]

Answer:

Prefrontal Cortex. People who have successfully have their Prefrontal Cortex removed via lobotomy have demonstrated diminished intensity in emotions and a more stable personality. Others described their demeanour as child-like.

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He went on to live a normal life and even developed some superior skills especially in the area of language.

Occipital Lobe

There is a case with a boy who was only 6 years and 11 months when the removal of the occipital lobe amongst other parts was performed on him. By the time he was 11, his brain had rewired itself.

Cheers!

4 0
3 years ago
How can you figure out the relative age of rocks
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7 0
3 years ago
"Drugs that have been made to act on the same nervous system receptors as opiates are called ______."
oee [108]

Answer:

Answer is opioids.

Explanation:

The opioids are drugs like opiums, and perform similar function like opium.

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It should be noted that, a long term exposure to this drug can lead to drug tolerance, ahich can be described as physical tolerance and probably , withdrawal symptoms. Example is narcotics.

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3 years ago
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