BCHM 4360 EXAM 2 NEWEST 2025 ACTUAL
EXAM COMPLETE 200 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A+||BRAND
NEW!!
Genetic information is packaged into at least one very
long DNA molecule -- a __________. - .....ANSWER
...✔✔ chromosome
Each chromosome contains ___ double-stranded DNA
molecule - .....ANSWER ...✔✔ one
Each chromosome has many _____ and other regions of
DNA within a single molecule. Regions between genes
are __________. - .....ANSWER ...✔✔ genes,
intergenic
Eukaryotes have ______ chromosomes, most bacteria
and archaea have ________ chromosomes. -
.....ANSWER ...✔✔ linear, circular
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____ complex organisms tend to have more _______
arranged genes. Example is _____. - .....ANSWER
...✔✔ less, densely, yeast
Humans have __ chromosomes while the kingfisher has
___ and fission yeast have _. - .....ANSWER ...✔✔
46, 132, 6
Ploidy refers to - .....ANSWER ...✔✔ how many sets
of identical chromosomes an organism has
What is ploidy of humans and human sex cells? -
.....ANSWER ...✔✔ diploid, haploid
Each individual chromosome is __________ between the
mother and the father. - .....ANSWER ...✔✔
homologous
_________ cells have multiple sets of chromosomes and
are common in some plants. However, some human cells
such as _____ cells are also _________. - .....ANSWER
...✔✔ Polyploid, liver, polyploid
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Eukaryotic cells can have __________ DNA to the
chromosomal DNA found in the _______. - .....ANSWER
...✔✔ additional, nucleus
____________ have their own, usually ________,
chromosomes. - .....ANSWER ...✔✔ Mitochondria,
circular
____________ also have their own chromosomes. -
.....ANSWER ...✔✔ Chloroplasts
____________ and ____________ are thought to have
derived from ancestral free-living bacteria that were
absorbed and maintained by other single-celled
organisms. - .....ANSWER ...✔✔ Mitochondria,
chloroplasts
Bacterial cells often have additional DNA within their
cells -- small circular molecules known as ________. -
.....ANSWER ...✔✔ plasmids
Viruses are infectious agents and carry genetic
information as small ___ or ___ chromosomes. These
chromosomes can be ______ or _______, and ______
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or ______ stranded. - .....ANSWER ...✔✔ DNA, RNA,
linear, circular, double, single
Chromosomes must be ______ and ___________ to the
next generation of cells faithfully. - .....ANSWER
...✔✔ copied, transferred
Cells must copy DNA and separate the chromosomes
______ they can divide. - .....ANSWER ...✔✔ before
In somatic cells, the sequence of events of cell division is
called what? - .....ANSWER ...✔✔ the cell cycle
The chromosome cycle is ___________ with the cell
cycle. - .....ANSWER ...✔✔ coordinated
What are the four main phases to the cell cycle? -
.....ANSWER ...✔✔ G1, S, G2, M
Describe what happens in G1. - .....ANSWER ...✔✔
Cells grow to a minimum size required for the next stage