Living Environment- High School Biology

15 Points Per Correct Answer - No time limit  

1. What is the substance cells use as an immediate source of energy for themselves? amino acids adenosine triphosphate chlorofluorocarbons phenylalanine

2. What disorder is caused by having three copies of chromosome 21? Down syndrome sickle-cell anemia phenylketonuria hemophilia

3. Which groups of words mean the same thing? autotroph and producer heterotroph and producer autotroph and consumer autotroph and carnivore

4. Respiration is the process cells use to turn food into usable energy. What is the correct formula for cellular respiration? glucose + oxygen in the presence of enzymes = water + carbon dioxide + ATP oxygen + water in the presence of enzymes = glucose + carbon dioxide + ATP glucose + water in the presence of enzymes = oxygen + carbon dioxide + ATP ATP + water in the presence of enzymes = glucose + carbon dioxide + oxygen

5. What is the cause of infectious diseases? microorganisms inheritance pollutants harmful lifestyles

6. RNA is made from DNA through transcription so the genetic code can be taken out of the nucleus to make proteins. Codons are the result of translation of RNA at the ribosomes. Of the four bases of DNA, which is not represented in RNA? Cytosine Adenine Thymine Guanine

7. What is the cell division process that produces two new cells? mitosis osmosis meoisis golgisis

8. What is a eukaryotic cell? cell with a nucleus animal cell cell with no nucleus plant cell

9. What does telomerase do in cells? nothing adds DNA to chromosome ends helps chemical reactions controls cell division

10. What organelle stores waste in cells? vacuole golgi body ribosome mitochondria