Answer:Mutations in these genes can produce new or altered traits, resulting in heritable differences (genetic variation) between organisms. ... Evolution occurs when these heritable differences become more common or rare in a population, either non-randomly through natural selection or randomly through genetic drift.
Explanation:
The function of the thyroid gland<span> is to take iodine, found in many foods, and convert it into </span>thyroid<span> hormones: thyroxine (T4) and triiodothyronine (T3). </span>Thyroid<span> cells are the only cells in the body which can absorb iodine</span>
<span>The answer is Plantae kingdom. The mentioned characteristics best describe the Kingdom. The next probable group would have been the Protoctista Kingdom but some move by use of flagella and cilia (hence not immovable). Protoctista Kingdom has heterotrophs too. The other known Kingdoms are Animalia, Fungi, and Prokaryotae.</span>
The person who studies living things is called a biologist