Q: The cell-free DNA test name was coined from the fact that ______. A. fetal DNA floats freely in the…
A: The cell free DNA test screens for certain conditions caused by an abnormal number of chromosomes.
Q: 6) protein denaturation caused by concentration of salts and minerals in solution is a) coagulation…
A: Introduction Denaturation is a biological process that alters a protein's molecular structure. As a…
Q: Which of the following expalins why folate is critical to the health of a newly conceived embryo?…
A: Folate is required for the formation of great healthy cells as well as DNA and RNA in the growing…
Q: Hematopoietic stem cells in the bone marrow of adults .. O a) are multipotent, in that they can…
A: Introduction Hematopoietic stem cells:- It is an immature cell that can develop into all types of…
Q: One of the main biological problems with replacingdamaged tissue through the use of embryonic stem…
A: A hematopoietic stem cell is taken from either blood or bone marrow that can renew itself. It can…
Q: Human body cells are diploid, which mean they______ . a. divide to form two cells b. have two full…
A: The living organisms could be composed of a single cell or many cells. The bacteria and protists are…
Q: A. HCIO4 and NaCIO4 B. HNO2 and NANO2 C. HCN and NaCN D. NH3 and (NH4)2SO4
A: Option (a) cannot produce a buffer.
Q: During development, cells become a. differentiated before they become determined. b. determined…
A: The biological cell is the fundamental unit of life. It is a hub of metabolic activities. Numerous…
Q: Release of lysosomal enzymes from white blood cells during a local immune attack can contribute to…
A: The lysosome is a cell organelle that contain different hydrolytic enzymes and helps in the…
Q: Which of the following statements is true? a. once a person reaches maturity, cell division stops…
A: The process by which a parent cell divides into two or more daughter cells is known as cell…
Q: Discuss the importance of Stem Cells. How does the scientists harvest the stem cells in our body?…
A: •WHY ARE STEM CELLS IMPORTANT? Stem cells are the undifferentiated cells that give rise to an…
Q: Monoclonal anti-bodies are the anti-bodies produced by_______ cells.a) cloned b) fertilized c) stem…
A: Antibodies, also known as immunoglobulins are Y-shaped globular proteins secreted by the plasma…
Q: A carcinogenic compound is placed on the skin of inbred laboratory mice. In many of these mice, skin…
A: A carcinogenic substance is any substance or particle that induces the cancer formation in the host…
Q: cells? (b) What are the (c) By what mech Hfr cells to F+ ce
A:
Q: Cleavage furrow formed during cytokinesis is found in? A-both in animal and plants B- neither in…
A: Cytokinesis ensures correct partitioning of nuclear and cytoplasmic contents into separate daughter…
Q: Embryonic stem cells come from OA. aborted fetuses OB.cells from amniocentesis of the amniotic fluid…
A: Stem cells are immature and undifferentiated cells that have the strength to create more…
Q: Excess exposure to the sun can lead to skin cancer due to mutations in the DNA of your skin cells.…
A: Answer. When a normal dividing cell lost its control over its division, differentiation and…
Q: An organism’s traits are determined by the specific combination of inherited _____. a. cells. b.…
A: The particular characteristic or feature of an organism is called a trait. It can be determined by…
Q: As a result of lost cell cycle control, a cell may a. immediately die b. continously divide to form…
A: Cell cycle: it is the process by which a cell can increase its size and divides to form daughter…
Q: In insects like fruit flies, the first cleavages do not do cytokinesis, forming loose nuclei which…
A: In insects like fruit flies, the first cleavages do not do cytokinesis, forming loose nuclei which…
Q: What evidence did you see in the cheek cells to prove that it is made up of animal cell?
A: There are differences between Plant cell and Animal cell. For example, Plant cells have a cell wall,…
Q: One year after their first son was born, a couple gave birth to twins, a boy and a girl. At the age…
A: Bone marrow transplant (BMT) is a stem cell transplant procedure. This procedure is used to treat…
Q: öne is not a chromosomal disease? a) Von Recklinghausen disease b) Patau disease c) Edward disease…
A: No question number is mentioned to solve. Therefore, as per our policy, we are answering the first…
Q: Certain diseases are transmitted via mitochondrial DNA. Which cell types do you think would be most…
A: Mitochondria represent the cell’s power because they produce ATP (adenosine triphosphate) as energy.…
Q: What is the first thing that happens when a healthy cell detects damage to DNA? A. It stops the…
A: correct answer = A) It stops the cell cycle Cell cycle proceed only when cell is in good condition…
Q: Cancer cells are easier to maintain in culture than normal cells because a) they divide without the…
A: Cancer cells are mutated cells that are cultured in laboratories for studying various human…
Q: Most healthy body cells spend the majority of their lives in_____ . a. prophase d. telophase b.…
A: Introduction All living organisms are made up of cells, which are the basic building components.…
Q: How can cells become different types of cells, such as nerve cells? А. by going through the stages…
A: Developmental biology is the branch of science that includes the studies of a diversity of…
Q: The somatic stem cells are derived from source such as_________.a) Bone marrow, embryos, amniotic…
A: Somatic stem cells, also known as adult stem cells are undifferentiated cells that are found in the…
Q: Which statement is INCORRECT? (A) Proteins confer structural and functional properties to cells. B…
A: The DNA is the genetic material of most organisms that is a double standard helical structure of…
Q: In the cells of some organisms, mitosis occurs withoutcytokinesis. This will result in(A) cells with…
A: The cell cycle consists of five phases namely G1 phase, S phase, G2 phase, mitosis and cytokinesis.…
Q: there is less oxygen in the air high above sea level, such as in the mountains. as a result, the…
A: Air is composed of various molecules with Nitrogen, being the most abundant element and Oxygen, the…
Q: - Antithrombin is a drug that is approved by the U.S. Food and Drug Administration (FDA) to treat…
A: Recombinant DNA technology is the genetic engineering technique that is based on developing a…
Q: ________is an example of reproductive cloning. a. Somatic cell nuclear transfer (SCNT) b. Multiple…
A: Reproductive cloning is defined as the deliberate production of genetically identical individuals.…
Q: People with sickle-cell disease have O 1. defective phenylalanine hydrolyase. O 2. a defective…
A: Genetics is a study of genes, heredity, and genetic variation in an organism. Living organisms…
Q: A В C 3. Identify: a. specific type of leucoplast abundant in cells labeled as A? b. C? c. D?…
A: Q3. This is a Smilax root cross-section. (a). Amyloplasts (b). C--- Phloem (c). D--- Xylem (d).…
Q: Which of the following is a key feature of stem cells?a. They have the ability to divide.b. They…
A: Stem cells are the earliest type of the cell in cell lineage in multicellular organism. They are…
Q: Complex I and Complex II produce a common product which is: reduced cyt. c. FAD.
A: The electron transport chain (ETC) is a series of electron transporters embedded in the inner…
Q: Explain why with complete examples: A- Maternal milk must restricted in some diseases B- Biochemical…
A: Asked : A and B explanation with example
Q: In the cells of some organisms, mitosis occurs without cytokinesis. This will result in a.…
A: Cytokinesis is the physical process of the division of the cytoplasm of the parent cell into two…
Q: Which of these are cellular activities that sustain a single-celled organism through its lifetime?…
A: Single-celled organisms are those whose body consists of a single cell. They can be grouped into…
Q: Complete the sentence about converting um to cm. When going from um to cm, you should [ Select]…
A: Multiplication or division by a numerical element, collection of the right number of important…
Q: What kind of daughter cells will result if the "Normal cell" above goes through mitosis? A) two…
A: There are different specific genes that are involved in the regulation of the cell…
Q: Prostate Cancer can be prevented with a healing diet made from: a. high fiber fruits and…
A: The prostate is a gland that is present only in males which secretes seminal fluid. Cancer in the…
Q: Why are pigs the most likely animal for producing organs for human transplant?
A: Organ transplantation is considered as the medical procedure during which one organ is known to be…
Q: When it comes to the Gulf war veterans What types of cells would a toxin have to have affected in…
A: The veterans of Gulf war suffered from a debilitating illness commonly known as Gulf war syndrome…
Q: The ability of a cell to divide and differentiate to produce different types of body cells is a…
A: There are different types of cells present in the body. The potency of the cell defines its ability…
Q: B. Pancreatin Digestion TUBE SIZE of egg white Results Purple colored Solution 1(Pancreatin) No…
A: Pancreatin is a digestive enzyme used to digest food material when body is inefficient in pancreatic…
Human milk contains______ .
a. sugars c. antibodies
b. lysozyme d. all of the above
Step by step
Solved in 2 steps
- The normal function of the Rb protein is toa. act as a brake on cell division.b. produce retinoblastoma.c. facilitate retinal pigmentation.d. initiate DNA replication.A. What do scientists do to adult cells to make them “behave” like embryos? B. Transgenic, cloned sheep were used to produce what medical protein?Stargardt's disease was one of these that can be treated using embryonic stem cells. Why would scientist chose to use this type of stem cell in treatment of Stargard's? A. There ae not ethical issue concerning their use B. They retain stem cell properties even after specialization C. They are able to differentiate into the required cell type D. They are already specialized for this funtion
- Why would it be incorrect to refer to the formedelements as cells?Why are proteins so absolutely necessary for all cells? a. They are like the workers of cells b. They store genetic information c. They store water d. They are used for inheritanceGriffith's Experiments using Streptococcus pneumonia rough and smooth strains concluded which of the following? a) DNA is the Molecule of Inheritance b) Some, yet unknown, factor of inheritance could be transferred from one bacteria to another. c) Protein if the Molecule of Inheritance d) Heat treating bacteria has NO effect on its virulence
- Which of the following statements is true? a. once a person reaches maturity, cell division stops unless it is to repair a wound b. cell division in an adult signifies cancer c. some specific cells throughout the body retain the ability to divide and replace themselves d. growth continues on throughout life of an adult humanWhich of the following is not true regarding cytokinesis?* A.Simultaneously happen with the telophase. B.It is the division of cytoplasm. C.The same with the interkinesis. D.Leads to the formation of cleavage furrow.One of the differences between embryonic stem cells and adult stem cells is _____. a extracting embryonic stem cells destroys the embryo b embryonic stem cells are multipotent c the immune system does not have the potential to reject embryonic stem cells d extracting adult stem cells destroys the embryo
- Embryonic stem cells have the potential to do all of the following except _____. a be rejected by a recipient's immune system b differentiate into almost any type of cell in the body c only able to grow into a similar type of cell d repair cells damaged by injury or diseaseOne year after their first son was born, a couple gave birth to twins, a boy and a girl. At the age of three, one of the twins was diagnosed with leukemia, and he needed a bone marrow transplant. Who is most likely to be a good donor? What if the parents had banked the twins’ cord blood? ExplainIn his work with pneumonia-causing bacteria andmice, Griffith found that(A) the protein coat from pathogenic cells wasable to transform nonpathogenic cells.(B) heat-killed pathogenic cells causedpneumonia.(C) some substance from pathogenic cells was transferred tononpathogenic cells, making them pathogenic.(D) the polysaccharide coat of bacteria causedpneumonia.
