Which histone is present in a chromatosome? H1 H2A O H3
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- In eukaryotic chromosomes, DNA wraps around _________. a. histone proteins c. centromeres b. sister chromatids d. nucleosomesHistone modifications are inherited across ________ but not ________. Question 6 options: Mitosis; Meiosis Meiosis; MitosisA human cell that contains 22 pairs of autosomes (44), an X chromosome, and a Y chromosome could be a/n...? A skin cell from a woman sperm unfertilized egg a skin cell from a man
- Do not copy, answer fast and give type answer only Thanks a lot Which of the following is wrong for the description of protein synthesis(A) The large ribosomal subunit is constructed by proteins and ribosomal RNAs. (B) tRNA is necessary for protein synthesis.(C) DNA components are required.(D) GTP is required for the process. Alleles segregate independently of other alleles because:(A) Maternal and paternal chromosomes line up on the either side of the equator during metaphase I.(B) Crossing over in prophase I.(C) Separation of homologous chromosomes in anaphase I.(D) A and B(E) A and C Which statement is wrong for the transcription factors?(A)They can bind to the region out of the promoter.(B)They have two domains, one that binds DNA and the other that activates transcription. (C)Their functions are limited for transcription.(D)They can bind to activators. which statement about biotech is wrong? (A)DNA microarray assay can detect gene expression (B)RT-PCR cannot detect gene…Fill in the blank: _______________ are structures formed of DNA wrapped around histone proteins that are visible and only seen during cell division (eg. mitosis)When DNA is copied, an identical strand of DNA forms and is called aA. sex chromosomeB. histoneC. sister chromatid
- A cell cannot undergo the metaphase (M) checkpoint during mitosis. This cell is at a higher risk of: Question 27 options: Gene deletion Translocations Cell death Aneuploidy Double stranded DNA breaksA duplicated chromosome consists of two ______. centromeres centrosomes genomes sister chromatidsWhich of the following substances is NOT a component of a eukaryotic chromosome? choose 1 answer from below: DNA histones non-histone proteins chromium None of the above
- Various forms that a single gene can have are called loci autosomes chromatids alleles kinetochoresWhat would be the result of the following? the centromere is missing from a cell a chromosome contains more than one centromereGenomic imprinting refers to the inheritance of: Question 16 options: Gamete specific DNA methylating marks during meiosis. All epigenetic marks during mitosis. DNA methylating marks during mitosis. All epigenetic marks during meiosis. Gamete specific DNA methylating marks during mitosis.
