Identical twins have the same genes but may differ in their genetic expression due to differences in their respective
nucleotide sequences
epigenes
chromosome number
diploid and haploid numbers
Identical twins have the same genes but may differ in their genetic expression due to differences in their respective
| nucleotide sequences |
| epigenes |
| chromosome number |
| diploid and haploid numbers |
Related textbook solutions
Related questions
1. How does meiosis generate genetic diversity?
a) crossing over
b) random alignment at metaphase I
c) synapsis
d) both crossing over and random alignment at metaphase I
2. What would happen if crossing over occurred between sister chromatids?
| a) Genetic diversity would decrease due to the loss of gene combinations. b) Genetic diversity would increase due to the addition of gene combinations. c) Gene rearrangement would lead to changes in gene expression. d) Nothing would happen becasue sister chromatids are genetically identical or nearly identical. | ||
| 3. Animals that sexually reproduce are _____ and produce _____ gametes. (haploid, diploid; haploid, haploid; diploid, diploid; diploid, haploid) 4. The F1 generation of a cross between two individuals, one that is homozygous dominant for a trait and the other that is homozygous recessive for the trait, will yield progeny with the same phenotype. (true or false) 5. Homologous chromosomes separate from each other in: a) mitosis b) meiosis I c) meiosis II d) They never separate from each other during any form of cell division |
Post-lab question 4
How do you determine the sex of an individual when examining their karyotype?
Post-lab question 6
If the chromosome number for an organism is 22 before mitosis, what is the chromosome number of each daughter cell after mitosis has taken place?
Post-lab question 9
If a cell in an organism had 16 chromosomes before meiosis, how many chromosomes would exist in each nucleus after meiosis? What is the diploid number? What is the haploid number?
| After meiosis | |
| Diploid number | |
| Haploid number |
Post-lab question 11
Describe the differences between haploid and diploid cells
Where IN THE BODY are they found?
Post-lab question 14
Describe THREE differences in DNA and RNA structure.
Post-lab question 17
What amino acid would be produced if transcription took place from the DNA sequence CAT?
If a genetic mistake took place during replication and the new DNA strand has the sequence CAG what amino acid would result?
What amino acid would result if the genetic mistake resulted in the DNA strand with the sequence GAT?
