The answer is C) evidence of exoskeletons and endoskeletons
<span>Arthropods and Tetrapod </span> have an endoskeleton and exoskeleton. Endoskeleton is <span>a skeleton found within the interior of the body </span>while exoskeleton is the external skeleton that supports and protects an animal's body like the outer shell that protects them from predators.
Cell differentiation is the process by which cells specialize to achieve their required functions. In order for a cell to differentiate, it will express specific genes. ... Importantly, mitosis produces cells that are identical to each other (clones).
Answer:
It is a soft metal, reactive and with a low melting point. It has an atomic weight of 23 grams. Sodium is a good conductor of electricity due to the presence of delocalized electrons in its metallic structure. It reacts vigorously with water to produce sodium hydroxide and hydrogen
Explanation:
Ok, so a hypothesis is an educated guess. When conducting an experiment, scientists test their hypothesis. And if their hypothesis is correct, it becomes a theory.
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