Study Updates
The reproduction of cells is also known as cell . ANS division
The __________ __________ is a series of highly regulated events that leads to cell division. ANS cell
cycle
A photographic representation of the chromosomes is a type of micrograph called a(n) . ANS karyotype
___________ chromatids are two identical copies of a chromosome connected by a centromere, whereas
homologous chromosomes are the two different copies of the same chromosome. ANS sister
In preparation for cell division, the chromosomes are replicated and compacted into ________ ________. ANS
sister chromatids
Cell division refers to the _________ of cells. ANS reproduction
In humans, the X and Y chromosomes are called the _______ chromosomes. ANS sex
Which of the following terms refers to a series of events that ensures cell division occurs? ANS Cell cycle
Autosomes are chromosomes that are not _________ chromosomes. ANS sex
Which of these terms refers to the visual appearance of the full complement of chromosomes in a cell? ANS
Karyotype
How many different types of autosomes do humans have? ANS 22
Identify the chromosomes that consist of two slightly different copies of the same chromosome. ANS
Homologous chromosomes
, Which of the following correctly describes how eukaryotic chromosomes are prepared for cell division? ANS
The chromosomes are replicated and compacted into sister chromatids
In humans, what chromosomes determine the sex of the individual? ANS X and Y chromosomes
Which of the statements below are true for chromosomes in eukaryotic cells? ANS Diploid cells have two
versions of each chromosome.
Diploid cells have a maternal homologue and a paternal homologue.
Chromosomes that are not sex chromosomes are called . ANS autosomes
In humans, there are ____ different types of autosomes. ANS 22
In ______ cells, eukaryotic chromosomes occur in ______. ANS diploid; homologous pairs
True or false: In sexual reproduction in eukaryotes, each parent contributes one set of chromosomes to the
offspring. ANS True
Humans have a total of ____ chromosomes. ANS 46
What statement is true of eukaryotic chromosomes? ANS They occur in pairs in diploid cells.
In humans, each cell of the body contains 46 chromosomes because the individual inherited one set from the
___________ and one set from the __________. ANS maternal, paternal
A diploid organism contains ANS two sets of chromosomes.
Geneticists use the letter ______ to represent a set of chromosomes. ANS n
How many chromosomes are in a human cell? ANS 46