Cellular Reproduction
2 daughter cells
How many cells are produced at the end of meiosis? Are they identical or different
4; different
What would ' rr ' be referred as?
homozygous recessive
What base is found in RNA but not DNA?
Uracil
A scientist predicts that crossing two tall plants will produce tall offspring.
Which part of the scientific method is this?
o Observation
o Hypothesis
o Experiment
o Data
o Conclusion
o Theory
Hypothesis
What stage happens before mitosis?
Interphase
How many total chromosomes do humans have in body cells?
46
What is the P generation
The parent generation
What sugar is found in DNA?
Deoxyribose
What are enzymes
o are proteins
o lower activation energy
o are reusable
o A, B, and C are all correct
A, B, and C are all correct
In what phase is DNA copied?
S Phase
What are sperm and egg cells called?
Gametes
Phenotype vs genotype
Physical trait you can see (color, size, etc.) vs an organism’s genetic makeup (GG, Tt, ss)
What are the three parts of a nucleotide?
Sugar, phosphate, base
In plants, red flowers (R) are dominant to yellow flowers (r). A cross produces a 3:1 ratio of red to yellow flowers. If there are 100 flowers total, how many are yellow, and how many are red?
o 25 yellow and 75 red
o 75 yellow and 25 red
o 50 yellow and 50 red
o 33 yellow and 67 red
25 yellow and 75 red
Phases of mitosis. Explain one
PMAT
What is Oogenesis
The term for producing eggs
Monohybrid vs dihybrid cross ratios
Monohybrid crosses focus on one gene's segregation, yielding a 3:1 phenotypic ratio, while dihybrid crosses analyze independent assortment, resulting in a 9:3:3:1 phenotypic ratio in the F2 generation.
What does “semiconservative” replication mean?
One old strand + one new strand
A 18-nucleotide sequence will direct the production of a protein molecule that consists of how many amino acids?
o 9
o 6
o 3
o 18
6
What are the two identical halves of a chromosome called?
Sister chromatids
During which phase do sister chromatids separate in meiosis?
Anaphase II
Law of Independent Assortment
Traits are inherited independently
What did Chargaff’s rules show?
A = T and G = C
Which vessels have the highest pressure, and which have the lowest pressure?
o arteries, veins
o veins, arteries
o capillaries, arteries
o veins, capillaries
arteries, veins