Answer:
genotypes:
0% homozygous black fur (BB)
50% heterozygous black fur (Bb)
50% homozygous brown fur (bb)
phenotypes:
50% black fur
50% brown fur
Explanation:
B b
b . Bb bb
b . Bb bb
The answer is Ependymal cells. They line the ventricles of
the brain and central canal of the spinal cord and secrete the cerebral spinal fluid (CSF). These cells are cuboidal to columnar and have
cilia. In addition to the function of circulating
the CSF, the also increase the surface area
for the absorption of the CSF.
Answer:
a)
b)
c)
Explanation:
Given ,
Frequency of white flower plant () is
Thus, frequency of dominant white allele () is equal to
As we that, as per Hardy-Weinberg equilibrium equation
Substituting the value of in above equation, we get
a) As per Hardy-Weinberg equilibrium equation
Substituting the given and calculated values in above equation, we get -
b) The frequency (decimal form) of the dominant allele
c) number of homozygous purple flower plants
frequency of purple flower plants () Number of flowers
Answer:
Trachea
Explanation:
Because it extends from the larynx and branches into the two primary bronchi