It can be possible because the mother can present B blood phenotype. This opens the possibility of she having an heterozygous genotype of I^b i or I^b I^b which are dominant over the genotype of the O type father.
The stimuli sends a message to the brain
Hope this helps
Answer:
it involves a physical exchange of chromosome segments in the tetrad (3)
Explanation:
def of crossing over
Crossing over is the swapping of genetic material that occurs in the germline
In the members of solanaceae family examples potato,tomato, egg plant or brijal, flowers have five (5) stamens and petals are also (five) in numbers. Stamens in the flowers of the above mentioned plants are attached with the petals of the flowers. This condition is known as epipetalous.
