Traits controlled by genes can only be acted upon natural selection because they have to helpful to the survival of that organism.
Answer:
They are called covalent bonds.
Explanation:
I just went through the lesson.
Answer: A. Phenotype
Explanation:
Phenotype: the set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.
Genotypes produce phenotypes.
Explanation:
Cuando los niveles de testosterona están bajos, la hormona liberadora de gonadotrofina (GnRH) es liberada por el hipotálamo que a su vez estimula la glándula pituitaria para liberar LH. Esta última hormona estimula los testículos para sintetizar la testosterona.
No they can... But if you talk to your plants it helps they stay healthy because of the oxygen you are giving them.
