Hi there!
I cannot answer you question unless you give me some answer choices please
~Jada
Answer:
Chitin.
Explanation:
The structure that is not a component of wall of sponges is Chitin. Their body comprise of calcareous or siliceous spicules or protein spongin fibres. Choanocytes are the distinctive cells located in the interior body walls of sponges. Sponges are similar to other animals in many characteristics such as they are multicellular, heterotrophic, lack cell walls and produce sperm cells in order to produce offspring sexually and also different from animals due to lack of tissues and organs.
Pre-mRNA is the polymer is synthesized during transcription, it is different from polymer being copied in having U instead of A.
A DNA fragment is copied into RNA during transcription. Messenger RNA is the term for DNA segments that are translated into RNA molecules that can encode proteins. Non-coding RNAs are RNA molecules that contain copies of additional DNA segments. Only 1% to 3% of all RNA samples are mRNA.
To know more about transcription, click here,
brainly.com/question/1048150
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Hi!
It would be D, because trilobites were aquatic.
Hope this helps!
Answer:
I think the answer is A. interval between x and y delta notation-change in y over change in x C.
Explanation:
I hope this helps! Correct me if I am wrong.