Quiz 4 Part 2

Which segment of the cell cycle is longest?

In which phase of meiosis is the chromosome number of the 2 daughter cells reduced by one-half?

Which of the following is NOT a function of Mitosis in a eukaryotic organism?

Human traits, such as eye color, skin color, weight, height, that are due to expression of many genes are a result of:

What term is used for identical alleles (AA , bb) at a gene locus?

What name is given to cell division in prokaryotes such as bacteria?

What term specifically refers to the division of the cytoplasm during the cell cycle?

Mendel called the units of inheritance from his pea plant experiments “factors” (we call them genes today).

The fruit fly was used as the model organism that was used in experiments on inheritance in the animal kingdom.

What is the actual exchange of genetic material between homologous chromosomes called that occurs in meiosis I?

How many chromosomes are found in a human kidney or liver (somatic) cell?

In which phase of mitosis do chromosomes condense as the nucleus disintegrates and attach to the spindle fibers?

What is the name given to “bacterial sex”, where two bacterial cells connect and exchange DNA?

Which two scientists proposed what is now called the Chromosomal Theory of Inheritance?

What is the expected ratio of F 2 offspring of a dihybrid cross based on Mendel’s pea plant experiment?

In which phase of meiosis does the nucleus reform, spindle disappear, & cytokinesis forms 4 cells?

The cell cycle is arrested (i.e. the cell is not actively preparing to divide) in the G(0) phase.

____________ is the term used to describe the chromosome level of germ cells, whereas ____________ is for somatic cells

Which type of inheritance results in offspring that have a blended phenotype from their parent’s traits?

Which of Mendel’s rules of inheritance states that genes on one chromosome sort into a gamete in a manner (notdependent)

Which stage of the cell cycle occurs when the chromosomes attach to the spindle fibers?

The S-phase of Interphase occurs before both divisions of meiosis.

Meiosis forms 4 daughter cells that are genetically identical.

What name is given to the expression of two dominant alleles when they occur together?

A parent germ cell with 2n = 24 divides via meiosis to produce ____ daughter cells that are ____.

What is the linear flow of information from DNA to the production of a protein called?

In which phase of meiosis does crossing-over occur?

In which phase of Meiosis I do paired homologous chromosomes align in the center of the dividing cell?

What are the two duplicate copies of a replicated chromosome called?