How many types of nucleotides are there in DNA

What best describes a bacterium

Explain two reasons why we can conclude that the rise of water in the glass tube is due to root pressure and not transpiration or capillarity

Yellow seed color is dominant over green. What is the phenotype of an offspring that is Yy?

Stem cells have the capacity to regenerate, and some can even regenerate into almost any type of cell.

Which of the following statements is true about the scientific method

Explain why photosynthesis considered to be an anabolic, endergonic process.

The great number and complexity of organic compounds is reflected in which of the following? Carbon has four valence electrons and can form many other molecules. Carbon has the ability to form a variety of single, double, and triple bonds.

Which hypothesis most likely explains the results at 60°C and 70°C? O A. The substrate has been used up because of the high temperature, O B. The enzyme has changed shape because of the high temperature. O C.

Hemoglobin is a protein found in the blood. which of the indicator chemical test for organic compound would you expect to be positive

Why do cells go through the cell cycle?