Answer:
B) Centromere
Explanation:
The spindle fibers attach to the centromeres via the kinetichore. If they are damaged, the centromeres may not be able to attach to the kinetichore and pull the chromosomes apart.
1. The action that would control bleeding through the use of pressure points is B. push the main artery against a bone.
2. A. Confusion is a sign of heatstroke.
When we are talking of dominance in genes, we have that a gene can present with certain variations, this variations are called alleles. Now acording to mendelian genetics in alleles we can have dominant alleles or recessive alleles.
When an allele is dominant it means thet every time this allele be present the trait thet code will show, it doesn't matter if the organism is homozygous (SS for example) or heterozygous (Ss for example) in both cases the person wil have smile dimples, now a recessive trait will only show itself when is in its homozygous form (ss) and in that case and only the person won't show smile dimples.
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<span>A. Keynote address
In the Keynote address is most likely a world-famous surgeon would give his/her speech in order to motivate, inspire and challenge pursing scientists and medical professionals in their pursuit of their successful career and the like endeavors. </span>