Biology Ch.7 Quiz
IS O2 REQUIRED
IN THIS STEP?
What does ETS stand for? _
1950s- Experiments showed
that DNA is the hereditary
Scientists raced to
determine DNAs structure
1953 - Watson &
Crick proposed that DNA
is a double helix
CHAPTER 13OBSERVING PATTERNS IN INHERITED TRAITS
1.Which of the following is NOT TRUE of cystic fibrosis?
a.It produces sticky mucus.
b.It leads to increased bacterial lung infections.
c.The amino acid affected is phenylalanine.
d.It causes insufficient w
CHAPTER 9FROM DNA TO PROTEIN
1. Ricin is
a. a mol. found in castor bean seeds.
b. a polysaccharide extracted from rice.
c. an ingredient in paints & cosmetics.
d. a protein that inactivates ribosomes. e. a substance found in castor bean seeds & a protein
CHAPTER 8DNA STRUCTURE AND FUNCTION
1. What % of implanted clone embryos survive / are born alive?
2. Which of the following is NOT a goal of cloning?
a. bring animals back from extinction.
b. form replacement tissues & organs.
1. In humans, widows peak is a heritable trait. A person with a widows peak always has at least one
parent who also has a widows peak. A person with a straight hairline may be born to a family in which
one or both paren
LECT. CHAPTER 9: RNA Transcription / Translation
Shown below is a double strand of DNA. Use the bottom strand as the template.
From this strand, determine the sequence of mRNA, then tRNA bases. Write these bases on the appropriate lines.
pair of _ (same)
A gene LOCUSA pair of ALLELES-
Three pairs of genes
Strong background in
plant breeding & math
Using _ plants, he