Because Thomas conducted experimental research on the fruit flys. This research later established the chromosome theory of heredity. Meaning that genes are linked into a series of chromosomes. Explaining that the series creates identifiable traits that are passed down.
<span>A collection of mechanisms, behaviors and physiological processes that prevent the members of two different species that cross or mate from producing offspring, or which ensure that any offspring that may be produced are sterile :)</span>
In terms of human evolution, the sagittal crest was usually more pronounced and larger in older and robust species compared to younger or gracile species.
Hope that helped! :)
Answer:
Hola, tu respuesta es B. Gas Carbonico
Explanation:
<span>pH is the measure of acidity/alkalinity of a substance. A pH of 7 is considered is neutral. Less than 7 is the acidic pH, with 1 being most acidic. Thus a vegetable with a pH of 5.3 is slightly acidic. A ph of 4.6-6.9 are called as low acidic foods. Thus, the vegetable is low-acidic.</span>