The answer is C. High birth rates
High birth rates or overpopulation is one of the most pressing environmental issues today. It silently is the largest contributor to environmental pollution, global warming, loss of habitat for animals as the wild is converted to cities and housing. INtensive farming practices to increase food supply also aggravates the situation. Moreover, the consumption of natural resources and the slow reaction to preserve it endangers life existence.
Answer : B ) Visible and infrared light
A codon is a sequence of three DNA or RNA nucleotides that corresponds with a specific amino acid or stop signal during protein synthesis. DNA and RNA molecules are written in a language of four nucleotides; meanwhile, the language of proteins includes 20 amino acids. Codons provide the key that allows these two languages to be translated into each other.
Answer:
B. Nature selects against only harmful traits.
Explanation:
Natural selection only acts on traits that impact reproductive success. Nature chooses against just unsafe attributes. The vestigial structures do not hurt the living being.
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False because it does not have a refraction