The answer for that is B, and E it should be all in your book
The answer for this would just be your opinion.
how confident are you in answering the question, if you are not confident than say you aren’t and try to explain it to the best of your ability.
Answer:
B. often use tube feet to move around in their environment
Explanation:
Tube feet are tiny tubular projections of echinoderms on the underside (oral side). They are a member of the echinoderm water vascular system.
Tubular feet are used for feeding, breathing and shifting. They are arranged around the sides, in grooves. They work by hydraulic pressure. They are used to transfer food in the centre to the oral mouth, and may stick to surfaces. Tube feet allow certain animals to stick and travel slowly to the ocean floor. for example starfish uses tube feet for the above functions.
Hence, the correct option is B.
I don’t see the attached image that you said you have there it’s blank can you repost it
It would be a catalyst. They help increase the rate of chemical reactions.
