The original mice that you cross are called the parent generation. The offspring from that cross are called the first Filial generation.
A fixed allele is an allele that is the only variant that exists for that gene in all the population
The question is asking to answer the following questions and base on my further research and investigation, I would say that answer would be the following:
#1 D. Oceanic crust is thinner and less dense than continental crust.
#2 B. where an oceanic plate is moving toward a continental plate
#3 A. The seafloor is spreading.<span>
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Answer:
20
Explanation:
The ecosystem is made of tropic levels that starts from producers and ends on consumers. The producers get the maximum energy from the sun and then transfer only 10% of the total energy to the next tropic levels.
If snake receives 200 calories of the energy from eating a rabbit, then 10% of 200 = 20, would be passed down to the hawk.
