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frez [133]
3 years ago
14

The cells of organisms found in the phylum porifera (sponges) are not organized into tissues. What structures are absent in orga

nisms belonging to the phylum porifera?
Biology
1 answer:
Shalnov [3]3 years ago
3 0

Members of phylum Porifera are commonly known as spongs. They are generally marine and mostly asymmetrical animals. These are primitive multicellular animals and have cellular level of organization (lacks tissues). These Organisms (belonging to phylum Porifera) lacks most of the structures that are present in multicellular organisms like digestive system, respiratory system, Brain etc

Body of Spongs are made up of spicules or spongin fibers and these organism contain a water canal system which helps them in digestion, reproduction and catching their food in marine habitat.

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5 0
2 years ago
The idea of the language acquisition device supports the role of ________ in language development. Question 6 options: a) geneti
adelina 88 [10]

Answer:

The correct answer is option d) an interaction between nature and nurture.

Explanation:

This idea is supported by the interaction between nature and nurture. This means that all our genetically acquired aspects such as genes, inherited physical characteristics, etc. work together with the environment in which we grow, the relationship we observe in our family, the people with whom we interact and the environment in we were raised.

<u>Both concepts interacting with each other </u>form what is known as a language acquisition device.

Here it is established that all <u>children are born with the ability to learn language and reproduce it through what they observe around them</u>.

Be it the way your parents speak, the friends around you and anything in the environment that can influence this aspect.

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3 years ago
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Tcecarenko [31]

Answer:

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Explanation:

It is very clear that a metal which is higher in activity will replace a metal having lower activity.  

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Hence, option D is correct

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3 years ago
Yep answe this plz and thanks
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Answer is True

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