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BCOR Exam 1 Questions and Correct Answers 2024/2025 | Graded A+
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BCOR Exam 1 Questions and Correct Answers 2024/2025 | Graded A+
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BCOR Exam 1Pangenesis - ANSGenetic information travels from all parts of the body to the reproductive
organs - incorrect
Inheritance of acquired characteristics - ANSacquired traits become incorporated into hereditary
information - incorrect
Preformationism - ANSMiniature organism resides in sex cells, and all traits are inherited from
one parent - incorrect
blending inheritance - ANSgenes blend and mix - incorrect
Germ-plasm theory - ANSall cells contain a complete set of genetic information - correct
cell theory - ANSall life is composed of cells, and cells arise only from cells - correct
Mendelian inheritance - ANStraits are inherited in accord with defined principles - correct
Allele - ANSMultiple forms of one gene
In what stage of the cell cycle does the cell duplicate its DNA - ANSS
What is the constricted region of the chromosome where the kinetochore forms? -
ANScentromere
The products of mitosis are - ANSgenetically identical to the parents
Which stage of mitosis involves sister chromatids separating and moving toward opposite
poles? - ANSAnaphase
If a cell has six chromosomes while it is in the G1 stage of the cell cycle, how many will it have
in the G2 stage - ANS6 chromosomes and 12 DNA molecules
The separation of homologous chromosomes occurs in which stage of meiosis - ANSAnaphase
1
Two sources of genetic variation from meiosis - ANS1. Random distribution of maternal and
paternal chromosomes
2. Crossing over at Prophase 1
Which molecule holds sister chromatids together during mitosis and meiosis? - ANScohesin
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