Genetics Answers

meiosis in an oocyte
a. creates four cells that quantitatively identical
b. results in qualitatively genetically different meiotic products
c. has an equational division in Meiosis I
d. segregates homologous chromosomes in Meiosis II
e. creates new allele combinations, along non-sister chromatids, during telophase I
select and support the most appropriate response and explain why each statement of the incorrect statements is eliminated.

in diploid cell undergoing mitosis, the centromeres of the chromosomes will
a. replicate during prophase
b. divide when chromosomes are synapsing
c. segregate to the same pole of the cell during anaphase
d. divide in the reductional division
e. attach to spindle fibres.
choose the correct statement and give a reason for your choice, as well as a region why the
others are incorrect.

Which statement describes how meiosis is a significant part of sexual reproduction?

a
Meiosis allows offspring to inherit genes of both parents, allowing for genetic diversity.
b
Meiosis ensures offspring will inherit all traits of both parents, helping the offspring survive.
c
Meiosis results in the cells of offspring having two sets of chromosomes from each parent.
d
Meiosis separates a cell into four different cells, each containing the same number of chromosomes as the original.

Which statement best describes the significance of meiosis to sexual reproduction?

a
It produces haploid gametes, with half the number of chromosomes.
b
It creates organisms with better adaptability to the environment.
c
It allows all types of cells to produce two sets of identical chromosomes.
d
It produces up to eight haploid cells, each with 46 chromosomes.

The sequence of amino acids that result from the translation of this mRNA is

What's an example of facultative gene?

This could fall under Molecular biology too.

Why does increase in age of the mother increases the chance of having an offspring with Down Syndrome?

I want to know the molecular basis of this observation.

How do I define haploid and monoploid?

According to An Introduction to Genetic Analysis,
Genetic code is the set of correspondences between nucleotide pair triplets in DNA and amino acids in protein.
Can you explain what it correspondence in this regard?
I don't understand why nucleotide pair triplet and not simply nucleotide pair? Is it mostly because DNA is ds?

In a random mating population oo 28,800 individuals percentyage of dominant homozygous individuals is 49.find out the percentage of heterozygous individual