Answer:
The blood vessel from lungs to heart is pulmonary vein which carries oxygenated blood.
Answer:
A
Explanation:
The correct answer choice is not B,C, or D so it should be A
Future generations will have the same frequencies of the A and a alleles as generation 2. Individuals with the aa genotype could be produced.
The options provided for the question above are as follows:
A. Respiratory tract illnesses
B. Skin infection
C. Acute infectious diaherea
D. Intestinal infections.
The correction option is A.
Respiratory tract illnesses account for the majority of sickness that occur in child care settings. Such infection include those that affect the lower and the upper respiratory tracts; examples include: otitis media, sinusitis, bronchiolitis, pneumonia, etc. Children who attend out of home child care has greater risk of contacting these diseases.