How does an ancestor population evolve into descendant species with differences in their shared structures

How does a mother infected with an std (syphilis) infect her unborn baby? is it in the womb or when the baby is being born? I'm so confused

The town of Freunberg has a population of 3,523. Approximately 652 individuals in this population have extreme ectrodactyly, which is a homozygous dominant condition.

The nurse is caring for a pregnant client who is undergoing an ultrasound examination during the first trimester. the nurse explains that an ultrasound during the first trimester is utilized in order to do what?

Which part of the cell can be used to determine the cell is eukaryotic and prokaryotic?

What is the difference between jet streams and global wind belts

The function of a neuron is to

Can a molecule may contain two atoms of the same element

What are the warning signs of COPD?

Which describes the genetic code in a human? A. Different genetic codes appear in each different type of cell. B. Every human has the same exact genetic code. C. Genetic codes change frequently in reaction to external factors. D.

Over time, natural selection results in species that are what?