Which best describes them structure of a dna molecule

A. a strand of amino acids

B. A sugar ring

C. a double helix

D. A strand of nucleic acids

The practice of cooking with high amount of salt is associated with increased blood pressure and strokes. This is an example of what influence on health?

The rapid decomposition of organic matter produces evidence which supports: the slow accumulation of coal deposits long ages of the Earth rapid burial of vast amounts of vegetation Biblical account of Noah's flood

As you know, the oceans cover most of the earth, and contain a huge amount of resources. Fish are one of these resources.

When the eyes are open what sensory organs provide information needed to maintain equilibrium?

What is the primary mode of transmission of microorganisms to food and food contact surfaces?

Which of the following animals has radial symmetry? horse sponge earthworm jellyfish

If a parent cell has 26 chromosomes phases of mitosis? How many chromosomes each daughter cell have after cytokinesis occurs?

What is osmosis? Describe this process including the types of molecules that move and the energy required. Include in your description details about the areas of concentration on either side of a membrane when osmosis occurs.

Which of the following are extracted from the ocean floor for energy (check all that may apply) Terridenous sediment Hydrogenous sediment Oil and gas Gas hydrates Maganese nodules

1. Energy from the sun comes from fusion. What happens during that reaction? Helium turns into hydrogen. Oxygen turns into carbon dioxide. Carbon dioxide turns into oxygen. 2. Hydrogen turns into helium.