I think it’s organism since it already stated skeletal and respiratory then it means it cannot be tissue or organ because skeletal is included so i say go for organism
<span>respiratory circulatory digestive</span>
Making a baby<span> starts with two key things: Eggs and sperm. In a woman's ovaries, there are hundreds of thousands of tiny eggs, waiting to make the trip down the fallopian tubes and into the uterus. These eggs are an integral part of a woman's body – in fact, when a </span>baby<span> girl is born, her body contains millions of eggs.</span>
Answer:
Just by the way they look.
Explanation:
They have the same kind of bone structure, and the only real difference would be in size/shape of the bones, and the color of the fur.