Which of the following describes the structure formed when a probe hybridizes to a gene?
A. A double-stranded DNA structure in which different genes are
linked together.
B. A double-stranded DNA structure in which one strand is the probe.
C. A single-stranded structure consisting of labeled DNA from the
probe
D. A single-stranded structure consisting of unlabeled DNA from the
gene.

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

Select the correct answer.which scenario describes unethical lab behavior? o a. danny stores the chemicals required for his experiment in flasks and beakers.b.anna publishes the results of her experiment on the growth rate of saplings.c.jason repeatedly runs an experiment until he gets the results he desires.d. mia records her observations of an experiment precisely and accurately.

The image below shows a weather service map. which details best describe this map? check all that apply