Answer:
The base pairs are A and T as well as G and C, SO the answer is.
Adenine to Thymine and Guanine to Cytosine
Explanation:
They bind together to form our DNA strands and are bound because they can only bind to eachother.
Answer:
D. Traveling to the heart
Explanation:
The arteries carry oxygen and nutrients away from your heart, to your body's tissues. The veins take deoxygenated blood from the tissues and back to the heart.
Weeks 3-4: three layers form: the
ectoderm, the mesoderm, and the endoderm. Neural tube develops and produces
neurons. Heart begins beating. Ribs, muscles, and digestive tract form. weeks
5-8: arms and legs develop, then fingers and toes; placenta and umbilical cord
function; digestive system develops; liver produces blood cells.
Answer:
one in four
Explanation:
If both parents carry only one copy of a recessive gene, the likelihood of a child bearing the recessive trait is one in four.
Answer:
A question is never clear