Answer:
The probability is 1/2
Explanation:
Heterozygous for sickle cell allele is AS
Homozygous allele is SS
AS SS
The offspring formed include
AS, AS, SS, SS
The probability of their children being carriers include
Number of AS/ Total number of offspring
= 2/4 =1/2 or 0.5
Answer:
a.) rate of population growth
Explanation:
The population growth rate determines how a population will be distributed in a region. Populations with a high growth rate need to occupy more spaces, in addition to needing to consume a greater volume of natural resources. As the population grows, the distribution in the region becomes more intense, the opposite also happens. When the population growth rate indicates that the population is decreasing it means that this population will need less space and therefore, its geographic distribution will be smaller, as well as its impact on the region.
Answer:
Without an oxygen atmosphere very few things could live on the early Earth. Anaerobic bacteria were probably the first living things on Earth. The early Earth had no oceans and was frequently hit with meteorites and asteroids.
Explanation:
Biogenesis, the fir tree began life when fertilization occurred to produce a singlee cell.
You are correct they will have 24 chromosomes