The name of the structures that some protists form to move are flagella, which are like long moving hairs.
The genes that survive and flourish in a species are the strong ones. Strong genes evolve into the next generation, while weaker ones die.
The best and most correct answer among the choices provided by the question is the third choice "neap"
Neap tides<span> occur twice a month when the sun and moon are at right angles to the Earth. When this is the case, their total gravitational pull on the Earth's water is weakened because it comes from two different directions.</span>
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