Are there nuclear reactions going on in our bodies ? How did doctors create a belly button ? How are we all the same but different ? Is it completely random whether a baby is a girl or boy ? What are the five senses of the human body ? why does every cell in our body contain DNA ? How can people be born blind or deaf ? Where in my body is the original cell from which I was formed ? When did humans stop evolving? Why out of all colors blood are red ?

Q: a receptor signaling even in the absence of its ligand could be caused by: loss of function mutation…

A: A receptor signaling even in absence of ligand could be caused by  Answers :  Gain of function…

Q: chances two people heterozygous for achondroplasia could have a normal child?   alternate forms of…

A: Achondroplasia is a genetic disorder having autosomal dominant pattern of inheritance.

Q: Muscle cells differ from nerve cells mainly xpress different genes ontain different genes se…

A: The cell:- are the basic building blocks and functional units of all living beings on the earth.…

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: Organisms inherit specific traits and characteristics from their parents. Albinism is an inherited…

A: Albinism is a genetic condition where people are born without usual pigment (color) in their bodies.…

Q: What is the purpose of mitosis?

A: Mitosis is a process where single cell divides into two identical daughter cells. In this process…

Q: What choice best descirbes how genes are used in different cell types in your body. An example of…

A: Gene- Gene term was introduced by Wilhelm Johannsen in 1909 and the definition has been refined many…

Q: The nuclei of the check cells actually are in the middle of those cells, why are those nuclei are…

A: The question pertains to the location of the nuclei in check cells. It's misconception that the…

Q: 4 What does chromatin look like (Hint: This is the form DNA is in BEFORE mitosis) 1 Show Your Work

A: During cell division, chromatin often exhibits changes in shape and compaction and the undergoes…

Q: How does this process relate to the generation time?

A: Prokaryotes are those organisms which lack a membrane bound nucleus. They consist of eubacteria and…

Q: A multicellular organism starts off as a single cell, which divides by mitosis to produce many…

A: stem cells are primitive cells that can possibly differentiate, or form into, an assortment of…

Q: Put the numbers of the cell pictures in the correct order to show the sequence of stages in meiosis.

A: The above given details are about sequence in meiosis .

Q: What is a cell? What are chromosomes? What is a karyotype?

A: Our body is composed of cells and different cells perform different types of functions to run…

Q: What does Cell Theory state? Refers to the restrictive changes in the genetic potential that leads…

A: Biology is a branch of science. Bio means life and ology means study. Biology is basically the study…

Q: QUESTION 10 When you exercise, you typically start breathing harder. This is because: You are…

A: As per our guidelines, we are supposed to answer one question.   On starting to exercise the muscles…

Q: Identify the manipulated variable and the responding variable for the study.

A: Manipulative variable in an experiment is the one variable of the experiment that the scientist…

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: You are studying a gene that makes a protein product that is important to vision. In which cell…

A: Bone marrow cells of an adult: These cells are primarily involved in hematopoiesis, which is…

Q: Sunlight (especially ultraviolet of UV radiation) is a primary cause of skin cancer. Why? UV…

A:

Q: In many organisms, the sex of the organism is determined by its genetic code. In most mammals,…

A: Sex determination and sex differentiation promote male phenotype development. When testes formation…

Q: The crawling displayed by many embryonic cells in animals involves distinct events. Which of the…

A: An embryonic cell is a type of cell found in the developing embryo. A blastocyst is an embryonic…

Q: Which of the following best defines heredity? A. the joining of sex cells to form the first cell of…

A: Heredity refers to the genetic heritage passed down by our biological folks. It's why we glance like…

Q: Breast cancer is one of the most common cancers among women. The exact cause of breast cancer is…

A: Breast cancer is a disease characterized by the abnormal growth of cells in the breast tissue.…

Q: A) Cancer cells in tumors compete with each other for resources and can quickly evolve resistance to…

A: Natural selection dictates that some physical characteristics, or phenotypes, are passed on to…

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: 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: You have received an opportunity to work with a professor. He wants you to induce a tumor in a model…

A: Model organism are those non human  species, which are extensively used in laboratory to test a…

Q: Your drugs will be able to affect all the cells in the body, so why do they have such a good effect…

A: Cancer is an abnormal condition caused by uncontrolled cell division. Cell division is common in all…

Q: The science classroom has models of an animal cell and a plant cell on display . This picture shows…

A: 1 - Endoplasmic reticulum 2 - Cell membrane 3 - Micro villi 4 - Cytoplasm 5 - Golgi apparatus 6 -…

Q: Lypes of cells can be transmitted to offspring? * Body Cells Gametes Somatic Cells Sex Cells Zygote…

A: MUTATION

Q: . What are some things cancer can do?  Choose all that are correct. Group of answer choices spread…

A: Introduction :- Cancer is defined as the abnormal growth of cells caused by multiple changes in gene…

Q: Put the numbers of the cell pictures in the correct order to show the sequence of stages in meiosis.…

A: 1.Anaphase 1 2.Anaphase 2 3.Prophase 1 4.Metaphase 1 5.Metaphase 2 6.Telophase 1 7.Prophase 2…

Q: 3. A scientist named Virchow viewed cells under a microscope and found that cells would grow and…

A: Robert Hooke studied cork and made important observations regarding its structure. In 1665, Hooke…

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: Stem cells have the potential to become any cell in the body. What changes when they begin to…

A: Stem cells Stem cells are pluripotent cells. This means that they have the ability to divide into…

Q: Cytokinesis in Plant Cells • A plant cell has a rigid cell wall covering its cell membrane ( plasma…

A: When a parent cell divides into two or more daughter cells, this is referred to as cell division.…

Q: Are there the same number of chromosomes in a cell at the end of telophase as there were in the…

A: Cell Division is an important feature of any cell, by which the cell multiplies in its number.…

Q: How can two cells with the same genes become different cell types?

A: A cell is the basic key of life that is capable of performing all the functions of life and also…

Q: Color the organelle blue that stores water and other substances. Organelle: Circle: structure OR…

A: 4. Vacuole 5. Mitochondria

Q: We are not single celled organisms and multiple cell divisions occur between fertilization and…

A: Introduction :- Gametogenesis as its name suggests , is the process of formation of mature gametes (…

Q: What is the difference between a primary and continuous mammalian cell line?   Question 5 options:…

A: A mammalian cell line refers to a population of cells derived from mammalian tissues or organs that…

Q: Which other benefit can the student include in the list? O It helps in the release of oxygen. O It…

A: Mitosis is a process where a single cell divides into two identical daughter cells (cell division).

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.