I would think 15, though I am not quite sure
I believe the correct answer is A) Silurian period occurred before the Neogene era, because the other answer are wrong.
Hadean eon ended before Silurian period.
Mesozoic and Permian era were after Silurian period.
Answer:
AA, AO
Explanation:
Blood type is one of the traits we inherit from our parents. There are three different alleles that determine it: A, B, and O. Their combination can produce four different blood types: A, B, AB, and O.
If a person has blood type A, their genotype is either AA or AO. The child's exact genotype will depend on the mother's, which we are not provided with. Her blood group is either A, O, or AB. The child definitely inherited one A allele from its father, and the second allele (A or O) had to be inherited from the mother. Her genotype can be AA, AO, AB, or OO. What matters is that her genotype contains one A or one O allele. That is how we can get a child with the AA or AO genotype if its father has the AB genotype.
The air quality for miles because of all the ash released during the eruption and the lava flow can destroy a lot of plant and animal life on the area suronding the volcano
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The dust may have caused plants to die which led to herbivores dying of starvation then the carnivores slowly started to run out of other dinosaurs to eat and they became extinct. (I hope this made sense and helped some!)