Why do neurons and some other specialized cells divide infrequently?     They have entered into G0.     They no longer have active nuclei.     They no longer produce MPF.     They can no longer degrade cyclins.

Q: just Fill in the blanks  1- ………….. grow solid masses and tend to not invade diffusely through the…

A: 1. Pilocytic astrocytomas grow solid masses and tend to not invade diffusely through brain.

Q: 1. Your colleague is running an experiment on cell cycle. He grows cells in three conditions:…

A: In the cell cycle, interphase is the longest phase of the cell cycle. It has various stages like Go,…

Q: Which of the following is not a characteristic of cancer cells?     an increase in density…

A: Cancer is a cellular disease. Cancer leads to enormous and uncontrolled cell growth. Cancer cells…

Q: I have a pet amoeba. It's name is Stretch. I look at stretch every day with my microscope, feed it,…

A: In discussing the fascinating scenario of Stretch the pet amoeba reproducing through mitosis and…

Q: Homologous chromosomes are arranged in the equatorial plate. Name: Homologous chromosomes move to…

A: Cell division is the process of division of parent cell to daughter cells. Stages of cell division…

Q: What would be the result in a cell if the E3 ubiquitin ligase that targets cyclin was not activated?…

A: Cells undergo divisions to produce daughter cells. Cell division occurs at the m phase of the cell…

Q: Which of the following are ways that two cells with the same DNA might turn into different types of…

A: Although all cells in an organism contain the same genetic material, they differentiate into…

Q: Which of the following occurs during prophase?     The nuclear envelope forms.     Chromosomes…

A: In eukaryotes, there are two types of cell divisions takes place which are Mitosis and Meiosis.…

Q: As a certain cell went through S phase, many mistakes were made during DNA replication that could…

A: DNA is the nucleic acids present in the organisms. DNA is the deoxy ribose nucleic acid in which…

Q: A patient was paralyzed after a serious car accident that damaged their spinal cord. The physician…

A: Stem cells can be differentiated into any cell type like can give rise to brain cells or blood…

Q: n this picture what is happening during step 1 to create the cell in the middle. You can answer with…

A: Egg and sperm are the gametes, also known as a reproductive cells. The egg is known as the female…

Q: All of the following statements help support the Theory of Endosymbosis EXCEP{T: Group of answer…

A: Mitochondria is a double membrane organelle specialised for cellular respiration and oxidative…

Q: Disorder 2 is associated with the..... chose one 1. mitochondria 2. lysosome 3. ribosome 4.…

A: Every cell has different organelles and every organelle is specified to do a specific function. For…

Q: Insulin-like growth factor (IGF) is a peptide hormone (ligand) that binds and activates IGF receptor…

A: Receptor Tyrosine Kinase (RTK) is an enzyme that belongs to the family of enzymes known as  protein…

Q: Put the following types of stem cells in order from MOST useful in regenerative medicine to LEAST…

A: The correct option is b:  pluripotent--multipotent--totipotent--adult Explanation:  Totipotent cells…

Q: A parent cell breaks into pieces and each piece becomes a new offspring. Rudding

A: Asexual reproduction is the process in which the generation of new offspring is involves from a…

Q: What is happening at each indicated time on this graph? Log₁ number viable cells A B C D E A B C…

A: Growth is the characteristic of living organisms that increases the number of cells in multicellular…

Q: Somatic stem cells are found in...   all choices are correct       embryonic tissues       adult…

A: somatic stem cell are found in adult ,sometime somatic stem cell also called adult stem cell .Where…

Q: In which stage of the eukaryotic cell cycle do chromosomes leave the nucleus and enter the cytosol?…

A: There are two primary stages in the cell cycle: the interphase and the mitotic phase. The cell…

Q: Which of the following processes determines the arrangement of organs and tissues in their…

A:

Q: How does p53 halt cell cycle progression when DNA damage is identified? p53 enhances expression of…

A: p53 protein is a transcription factor that regulates the expression of several genes which are…

Q: Which event occurs in S-phase? O Mitotic spindle is created. Normal growth and cell function Energy…

A: Cell division/Cell Cycle is a vast topic of discussion in Cell Biology, which explains how a cell…

Q: Which of the following events occurs during prophase? Multiple Choice   Spindle apparatus forms…

A: Cell cycle is a fundamental process in which the cell undergoes cyclic events that lead to cell…

Q: What type of microtubule is connected to another microtubule which originates from a different…

A: Microtubules are polymers of tubulin protein subunits. Microtubules are a part of the cytoskeleton…

Q: Ultraviolet light may cause DNA damage. Any change to DNA is known as a "mutation". How might such…

A: MUTATION It is a change in a DNA sequence which  can result from DNA copying mistakes made during…

Q: Which combination of oncogenes and tumor suppressors is MOST likely to develop a tumor? 1) decreased…

A: Tumor is the characteristic feature of the abnormal cell division. The cell division rate is faster…

Q: Which of the following would not happen if G₁ checkpoint was mutated or damaged in a cell? a The…

A: G1 checkpoint is a checkpoint which looks for the status of the cell such as nutrients store, cell…

Q: Onion root tip Interphase: Prophase: Metaphase: Anaphase: Telophase: cytokinesis: ---Total…

A:

Q: Stem cells have the potential to transform into any of the various cell types in the body, and thus…

A: The conditions which can be treated by this treatment are:- 1) aplastic anemia  2) acute leukemia 3)…

Q: In the image below, the long line across the center is a DNA strand, and the shorter "strings" are…

A: Transcription is a process through which the template DNA strand is transcribed into the mRNA with…

Q: Which of the following best describes the G2 phase of the cell cycle? Question 2 options: It is the…

A: Cell cycle describes the phases a cell undergoes one after another that include growing itself to…

Q: Most scientists and researchers believe that embryonic stem cells have great potential in treating…

A: Embryo is the initial stage of development of a multicellular organism.Each embryo starts…

Q: Which of the following are characteristics of stem cells? Select all that apply.     --They can…

A: Stem cells are cells that have the potential to differentiate into any type of cell and can divide…

Q: Across |15.) process in which a 2n cell does through two successive divisions resulting in four 4…

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: Which of the following are characteristics that distinguish cancer cells from normal cells? Check…

A: It is possible for cancer cells to separate from the primary tumor and move through the blood or…

Q: The centromeric connections between chromatids fail to be severed. Kinetochores from sister…

A: Chromosomes' centromeres are narrow regions that hold two sister chromatids together. Additionally,…

Q: Which of the following scenarios accurately describes the actions occurring during the S phase?…

A: The S phase of a cell cycle occurs during interphase, before mitosis or meiosis, and is responsible…

Q: A cell has just finished mitosis and divided into two identical daughter cells. What will happen to…

A: The cell undergoes cell cycle process to divide and multiply into its daughter cells. The main…

Q: role of microtubles in mitosis in eukaryotic cells?

A: Microtubules are hollow tube like structures which are the part of cytoskeleton of a cell. They are…

Q: a) Which type of cell has many nuclei? Why would these cells need so many nuclei? b) Which type of…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: Which of the following can occur when genes are not expressed properly it can result in uncontrolled…

A: Introduction:-  Genes code for specific proteins which do their respective functions.The expression…

Q: What happens during the S phase of the cell cycle? The cell divides The cell undergoes…

A: Cell cycle is the cyclic process in which a cell divided into daughter cells. It consists of two…

Q: Where are the molecules used to carry out cellular respiration encoded? All are encoded in…

A: Cellular respiration is the process by which a living organism produce energy by the breakdown of…

Q: Which of the following cell cycle checkpoints check for DNA damage? G1 G2 O M A & B all of the above

A: Cell cycle contains many stages out of which if the environmental conditions are not favorable for…

Q: Which of the following defines fate?     process of which a potency of a cell becomes identical.…

A: The cells have genes that control the cellular processes of proliferation, differentiation and…