reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population.
Answer:
Pine trees produce seeds in cones
Explanation:
<span>Cortisol level is low and ACTH is high. This is signs of primary adrenal insufficiency. Low cortisol caused by damage to the anterior pituitary, and ACTH is elevated to compensate.</span>
Answer:
l need the choseises to pick the correct one
Answer:
Classification system changes because the scientists find new evidence in their studies.
Explanation: The world is always changing and growing and dying as well as developing, so over time things change. For example, as you grow up do you stay the same? No, you notice the physical changes happening, well thats sort of like how the earth and its ways are always changing as well.