I think the answer is B, because only plant cells contain a cell wall, while the other answers contain an organelle that can be found in multiple cell types.
Answer:
A starfish and a sea cucumber are both members of the same phylum, called Echinodermata. From this information, what other taxa can you conclude that they share? Aside from sharing the same phylum, sea cucumbers and starfishes also share the same kingdom. Both organisms are under the kingdom Animalia.
Explanation:
Hi the T and B cells change after contact with the pathogen is a-- acquired-- immune response.
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Answer:
To swim faster
Reducing the drag. As with all the other tips here this one is not about how strong you are as the right technique smoothes out your swimming using your strength in a much more efficient way.
Work on your kicks.
Secrets of good propulsion.
Balance
Slightly spread your fingers.
