A: glans penis- sex organ
B: scrotum- keeps testis at a lower temperature
C: testicles(testis)- produces sperm and testosterone
D: seminal vesicle/ ejaculatory duct- produces seminal fluid which feeds the sperm and allows them to swim.
The convection is defined as the heat transferred in a liquid or a gas as a result of the actual motion of heated particles within it . If this movement is due to the effect of gravitation, due to differences in density, it is called natural convection.
There are 50% chances of AB or AA blood type in the children. Phenotype Type A or type AB.
Explanation:
Woman have blood type AB
Man is homozygous type A blood having alleles AA
The cross between them is shown in punnet square.
A A
A AA AA
B AB AB
there will be chance of 50% of type AB or type A.
The genotype ratio is 1:1
phenotype Type A or type AB.
there is 50% probability in the children to have either type A or type AB blood groups.
Type AB blood group individuals have both antigen A and B. They are called universal recipient.
It is important that the hydrogen bonds are weak because this enables them to be formed and broken easily while still giving shape to the DNA structure. For example, when DNA replicates itself it can unzip easily because of the weak bonds that aid the helicase enzyme to do its job.