A. two strands of DNA joined by nitrogenous bases
Homozygous for allele A and heterozygous for allele B. So the answer would surly be D.
They reproduce by pollination.
In short cells come from the division of other cells.
<span>From the given observation are the shift of trachea to right and the distending of neck veins and the medical condition of pneumothorax implies that the sounds from the lungs are not heard on the left side of the chest. This is a case of suspicion of malignancy and since it requires immediate attention it must be in secondary stage.</span>