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MariettaO [177]
4 years ago
14

Principle(s) of the chromosome theory of inheritance include: Check all that apply.

Biology
2 answers:
makkiz [27]4 years ago
8 0

The correct answers are:

3) the nuclei of most euk cells contain chromosomes found in homologous pairs - diploid. one member from mother, one from father. At meiosis, one of two members segregates into daughter nucleus. Gametes have one set of chrms - haploid.

4) during formation of haploid cells, diff types (nonhomologous) chrms segregate independently from eachother

Chromosomes are structures that represent the genetic material of an organism and consist of DNA and proteins packed together.  

The chromosome theory of inheritance claims that :

Chromosomes are organized in homologous pairs, one member from the mother and one from the father. During the meiosis (formation of gametes) the members of a homologous pair separate, each gamete receives one member which is selected randomly. The members of different chromosome pairs (nonhomologous) are sorted into gametes independently of one another in meiosis.

The chromosome theory explains the behavior of chromosomes during meiosis and helps understanding why genes are inherited according to Mendel’s laws.


PtichkaEL [24]4 years ago
4 0

Answer:

All five are true

Explanation:

Chromosome theory of inheritance was proposed in 1902, by Walter Sutton. This theory basically tried to explain that factors responsible for Mendelian inheritance were chromosomes and they were the main genetic materiel which were passed from parents to offspring during the reproduction.

There were 5 principles proposed by this theory which are mentioned in the question. The theory was proposed many years ago then when scientists actually believed this theory. It was an experimentation made by Thomas Morgan in 1910 on <em>Drosophila melanogaster</em> that provided evidences that chromosomes are the hereditary material and people actually believed in chormosome theory.

Hope it helps!

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