The correct answer is D Fish ( someone asked me to explain why d is the answer) A sponge obviously doesn’t have a brain, a hydra is an organism and organisms don’t have brains ( hydra also doesn’t have eyes)
Rosalind Franklin found out that the structure of DNA is shaped like an X when looked at through a microscope meaning that the shape of DNA is a double helix. Other scientists later used this information to discover other important things about DNA
D- horsetail
I hope that helps
ATP is like a rechargeable battery and ADP is like an uncharged battery. ATP gives off vitality by discharging phosphate when required within the cell. From there it becomes ADP. ADP is able to store the phosphate and it gets to be ATP once more. This cycle rehashes itself over and over again.
Please correct any mistakes in my paragraph. I'd be happy to fix it!!! :)