B. double the haploid number of chromosomes
Answer:
c. The presence of equal quantities of L- and D- amino acids.
Explanation:
All living entities have only L-type of amino acids in their cells from the origin of the life itself. Except a few bacterial cells walls may produce D-type. The presence of equal quantities is another whole new matter.
Answer:
If both parents have the recessive Gene and that Gene went into the child's cells
Explanation:
I think the Atrial fibrillation is the uncoordinated beating of the atria rapid. These are rhythm in which all the atrial activity is depicted as chaotic undulations of the base line. Atrial rhythms include; atrial fibrillation, atrial flutter, premature atrial contraction, wandering pacemaker. Atrial fibrillation can cause an increased risk of stroke, heart failure and other heart related complications.