The answer to your question is Mutualism.
Answer:
Codominance
Explanation:
Codominance occurs when two heterozygous allele for a trait is expressed equally in the an organism's phenotype with neither allele being dominant or recessive. In codominance, none of the allele hides the expression of the other allele. So when two alleles are crossed, the offspring carries a combination of the parents phenotype without anyone masking the other.
From the question, the type of genetic pattern of the leopard geckos display is codominance.
Answer:
The correct answer is- iodine
Explanation:
Thyroid glands is an important endocrine gland of the body which release hormone called thyroid hormone in the blood. It plays an important role in metabolism, brain development, and function, muscle control, etc.
The active form of thyroxine is triiodothyronine and the formation of thyroid hormone requires the availability of iodine. Four iodine atoms are present in thyroxine and 3 is present in triiodothyronine. Without iodine, they can not be produced.
Therefore iodine is the essential element that is required for the manufacturing of thyroxine and triiodothyronine.
1) is right option. The fossils are an extinct specie of elephants, and they're related to present day elephants.