The male child is having Kleinfelter's syndrome.
Explanation:
In the Klinefelter's syndrome, the number of chromosomes is 47 ie 2X Y
It is given that he is chromatin-positive male i.e colour blind. It can be assumed that he received two X chromosome from his mother in which one turned in to barr body. Colour blindness is an X-linked recessive trait.
Both the X chromosomes have an allele for colour blindness and nondisjunction has taken place in mother's gametes, making 2X chromosome.
It can be concluded that the chromosome having colour bling gene got expressed whereas the other chromosome became barr body.
The nurse's first action would be to suction the oral and nasal pharynx with a bulb syringe to maintain airway patency.
Answer:
the second one
Explanation:
Its photosynthesis, the process of oxygen in plants
Answer:
what are the answer choices?
Explanation:
The answer to this question would be: The soil
In Van Helmont's experiment, he measures the weight of a tree and its soil before and after growing it. After growing the tree, the mass of the soil is almost unchanged. whereas the tree is gaining about 75kg of mass. In this experiment, he concludes that the mass is not from the soil but from the water. This experiment result is modified latter because the mass was not only from water but also from the reaction of carbon dioxide.
