What is peristalsis in the digestive system?

As they multiply die and decompose algae deplete the oceans surface layers of oxygen. often the large amounts of farm fertilizer that run from fields into the rivers cause algae populations to explode. the most likely result is that

Which statement correctly describes the diagram? A) The products of photosynthesis cannot be used by other organisms. B) The products of respiration can be used by plants for photosynthesis.

A bacteria population starts with bacteria and grows at a rate of bacteria per hour. How many bacteria will there be after three hours?

How long will your trip (in hours) if you travel 350 km at an average speed of 80 km/hr?

What structures make up the general structure of cardiac muscle cells?

How are solar cells different from most other power sources?

Determine whether each statement refers to the central nervous system or the peripheral nervous system.

Which of the following functions has a requirement for thiamin? Blood coagulation Formation of red blood cells Energy release from energy-yielding nutrients Formation of epithelial cell mucopolysaccharides

Why do viruses need living hosts, such as bacteria or eukaryote cells? A) The host cell is the source of food for the virus. B) Viruses depend on the host cells that they infect to reproduce.

3. Describe the directionality of RNA polymerase action. Include the terms: DNA template strand, DNA coding strand, DNA noncoding strand, mRNA, codons, 5'-3' and 3'-5'.