If it is always expressed it is dominant, also dominant allele is a possible answer. If it is not expressed unless both alleles are the same, it is recessive.
Answer: Abiotic factors in a tropical rainforest include temperature, humidity, soil composition, air, and many others. A few of the many biotic factors in a rainforest would include toucans, frogs, snakes, and anteaters.
Explanation: abiotic factors are non-living things. biotic factors are living things. they both impact the organism living in the environment. remember all biotic factors are dependent among abiotic factors.
B. Steroid hormone
This is because most hormones are steroids, that send long distance signaling throughout your body.
I think it is particoul and artrical lol hopefully this helps