What's would have the highest pH? A) Lemons B) Vinegar C) milk D) potatoes

Which congenital heart defect occur in trisomy 13 trisomy 18 and down syndrome?

What is the term for the remains of a once-living organism?

Even though the amino acid sequence between subunits of hemoglobin and myoglobin are not exactly the same, there are other similarities between the two proteins. Which level of protein structure is not found in both molecules?

One function of glial cells is to

Based on the data you collected, who likely left the the classroom mess? Justify your answer.

How you know that paraquat did not cause the coral bleaching

The process by which larger molecules or structures are built up from smaller ones is called:

All living things are made of cells. What might be a major difference between cells that are found in human skin and human nerve cells?

I live in wet land, I respire through roots

What do scientist think causes the movement of earth's plate?