Which best describes the structure of a DNA molecule!

A. Two strands of RNA linked together

B. Two strands of amino acids linked together

O

c. A strand of DNA linked to a strand of RNA

D. Two strands of DNA linked together

According to the RNA Hypothesis it is believed that all living things came from a common ancestor. What evidence supports this theory?

What is the scientific inquiry

Hemophilia is caused by several genetic factors; one, a recessive allele of an x - linked gene, is the subject of this problem. assume that a man with hemophilia marries a normal woman whose father had hemophilia.

The nurse is reviewing the postpartum mother's cbc at 24 hours after delivery, and notes a wbc count of 15,000 mm3. what action should the nurse take?

Movement of food from the stomach into the esophagus is usually prevented by

Why is an organisms role important for its community?

Briefly describe what is meant by the semiconservative nature ofDNA replication?

Why do sex-linked traits follow different patterns of inheritance than other traits? Apex

Some animals, like birds, reproduce by fusion of cells. Before a bird hatches, what protects the bird as it develops?

Which best describes the structure of a DNA molecule! A. Two strands of RNA linked together B. Two strands of amino acids linked together O c. A strand of DNA linked to a strand of RNA D. Two strands of DNA linked together