B. The Threshold describes the minimum level of stimulus required to ctive a neuron. Hope that helps
Answer:
Water cycle
Explanation:
Water rains from the cloud into the ocean. Then the water gets sucked back up to atmosphere of the clouds
By pushing on the top of it and the water or substance will get into it
frequency of the dominant allele in the population ... 2pq = frequency of heterozygous individuals. A population of rabbits may be brown (the dominant phenotype) or white (the recessive phenotype). Brown rabbits have the genotype BB or Bb. White rabbits have the genotype bb.
If they are both carriers , we can create a cross with Rr.
The probability of not even carrying PKU is 1/4 or 25%
The probability of carrying is 2/4 or 50%
And the probability of inheriting the disease PKU is 1/4 , 25%