For the answer to the question above, I think the answer is that the <u><em>f</em></u><u><em>rogs have a BACKBONE.</em></u><span>
</span>which the <span>phylum like squid, snails, and jellyfish don't have. I hope my answer helped you. Have a nice day ahead!
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Option A
DNA is always synthesized in the 5' to 3' direction, meaning that nucleotides are added only to the 3' end of the growing strand.
Its protons because we know electrons= protons so its postive so a)
The sustainable use of land means using the spare land in such an activity which supports the society and benefits the environment.
In such a situation if a land is found spare then a park should be constructed on it.
This will create an recreational activity spot for the society and they will be able to spend their leisure time with fun.
Also there will be less pollution and harm to environment will be lowered by greenery and trees in the park.
Learn more at brainly.com/question/24353052
D. it serves as a link between membrane proteins on adjacent membranes.