The answer is letter A. evolution always improves organisms. Darwin did not state this idea because he observed that even if evolution happened to species, there were some species that failed to adopt on the new environment. The other choices are his ideas of natural selection which states that an organism can survive if it has heritable traits that can adopt with the environment.
The term matabolism is based on Greek word that means "change". ... Because metabolism is the action of how fast an organism changes nutrients into useful chemicals and elements for the organism to grow.
-Mabel <3
<span>It depends on the species of algae. It is usually measured in µm (micrometers) or µ (microns); values are equivalent. The Euglenoid has a cell diameter of 23 µm, while the Chlamydomonas species is much thinner, at 5-10 µm. The Cladophora species is larger, with cell diameters ranging up to 150 µm.</span>
Answer:
The main glands that produce sex hormones are the adrenal glands and the gonads, which include the ovaries in females and testes in males. Sex hormones are also important for a range of bodily functions and a person's general health.
Explanation:
adrenal glands and the gonqds pqrt of the body regulate sex hormones .
