What cell organelle of the strawberry was broken when it was crushed? a. Vacuole b. Nucleus c. Cell wall d. Ribosome

Q: ______1. It provides a framework for aligning the chromosomes during cell division. ______2. This…

A: Ans-1 Spindle fibres provides a framework for aligning the chromosomes during cell division.  #…

Q: The purpose of the vinegar was to: Select one or more: a. break down the egg white and expose the…

A: We know that acids reach with base to form salts . Egg in vinegar is a example of this reaction

Q: In which phase of the cell cycle does DNA replication occur?   a. G1 Phase   b. S and M Phases…

A: Cell cycle/division is a pivotal process in all living organisms and includes cell division,…

Q: Below is an image of human cheek cells (animal cells). 1. Can you see the nuclei of human cheek…

A: Cells are basic fundamental unit of life. Humans are eukaryotes. They have well developed nucleus in…

Q: 2. The nucleic acid of a bacteriophage enters the cell through; a. Injection b. Fusion c.…

A: Bacteriophage Bacteriophages are viruses that can infect and destroy bacteria. Obligate…

Q: 5. The repeating of growth AND division that many eukaryotes go through is A. a checkpoint alled B.…

A: Cell cycle/division is a pivotal process in all living organisms and includes cell division,…

Q: Cell membrane proteins are determined by  A. Polymerase chain reaction (PCR) B. Thin layer…

A: The biological membrane mainly consists of a lipid bilayer and protein. They form an essential…

Q: Why must a new flu vaccine be manufactured annually? A.) The flu causes mutations in the host cell…

A: Introduction  We are surrounded by various pathogens such as bacteria, viruses, fungus etc. Every…

Q: 6. Use the diagram below to answer the following questions. A. The diagram above represents В.…

A: Deoxyribonucleic acid(DNA) is considered to be the genetic material within the nucleus that gets…

Q: 1. Let's imagine what would happen to the amount of DNA material in a cell if, when it reproduced,…

A: * During mitosis there are the following phases  G1 phase S phase G2 phase M phase * During G1…

Q: 3. The diagram below shows a DNA replication bubble in a salmon cell. The circles indicate the…

A: Q.The diagram below shows a DNA replication bubble in a salmon cell. Do the circles indicate the…

Q: Which stage of the cell cycle follows Gap 2?

A: Cell cycle is the process that takes place in cell as it grows and divides. Gap 2 phase is also…

Q: 1. How may recombinant DNA molecules be introduced into human cells? a. by splicing the needed…

A: As per the guidelines, we are supposed to answer only one question. Kindly repost the other question…

Q: Which of the following describe the nuclear envelope? a. It is continuous with the endomembrane…

A: If you want any specific questions to be solved, then please specify the question number or only…

Q: mitosis

A: During mitosis, a cell duplicates all of its contents, including its chromosomes, and splits to form…

Q: 1.In which phase of the cell cycle are DNA mutations most likely to occur? A.S Phase B.G1 Phase…

A: Mutation - Mutation is defined as the sudden inheritable changes which occurs either in the…

Q: Small circular pieces of DNA that are found in the cytoplasm of aprokaryotic cell are calleda.…

A: The diverse organisms of the world are classified into several groups, depending on their structural…

Q: Which region of DNA is the site of spindle fiber attachment during mitosis and meiosis? A. the…

A: Mitosis is a form of cell division in which one cell (the mother) divides to produce two genetically…

Q: 1. Which of the following terns refers to both the movement of a ribosome along a piece of MRNA and…

A: A karyotype test examines the size, structure, and amount of chromosomes in your body. The sections…

Q: 3. Briefly describe what can be considered some abnormal cytological changes A. nuclear size and…

A: A cytology test is a test that determines the structure and function of the cells from the sample…

Q: 7. The cloned gene of interest is inserted where in the Ti plasmid? A. just prior to the T-DNA B.…

A: Recombinant DNA (rDNA) is a technique that employs enzymes to cut and paste back DNA sequences of…

Q: A virologist is trying to make a new antiretroviral drug to treat HIV. In order to do so with the…

A: Human immunodeficiency virus ( HIV ) is an infectious disease which is affecting the immune system…

Q: 10. Prokaryotic cell movement is attributed to: A. capsules. B. flagella. C. ribosomes. D. pili 11.…

A: A prokaryotic cell movement is attributed to flagella (option C). Reason: Capsule: Outermost layer…

Q: Nuclear DNA replicates in the phase. a. None of the answers is correct. O b. Mphase O. S phase O d.…

A: The orderly sequence of events by which a cell duplicate its DNA, synthesizes its other components…

Q: Suppose, a group of scientists developed a recombinant enzyme having mutations in its active site.…

A: The active site is a groove or pocket formed by the folding pattern of the enzyme. Catalysis takes…

Q: the time a cell has reached the end of prophase, all of the following have occurred EXCEPT -  a…

A: The cell cycle is the series of cyclic events that takes place to cause cell division. There are two…

Q: 3. If genes for bacterial antibiotic resistance are spread via plasmids, which process is involved?…

A: Gene transfer refer to the movement of genetic information between organisms. Gene transfer can be…

Q: Chemicals used in transferring of pure DNA to plant cell is

A: When DNA enters into plant cell then it leads to formation of transgenic plants. This technique is…

Q: When in the cell cycle does DNA replication occur?   a. M phase b.   G1 phase   c. S phase…

A: The cell cycle is divided into interphase and M phase. The M phase represent the actual phase of…

Q: 1. Why is the onion root used to demonstrate mitosis? 2. Why is the Whitefish embryo used to…

A: Cells are the building blocks of the life as it is the basic structural and functional unit of…

Q: 1. Arrange the following structures from largest to smallest. • a chromosome • a nucleus • a gene…

A: The nucleus is an organelle found in eukaryotic cells. Inside its fully enclosed nuclear membrane,…

Q: Which of the following is found in binary fission but not in mitosis? a) duplicated chromosomes…

A: Binary fission is a kind of asexual reproduction which takes place in prokaryotes like bacteria. In…

Q: 4. Use the image below to answer the questions that follow. a) Are you looking at a plant or animal…

A: Each chromosome in mitotic prophase is made up of a pair of identical sister chromatids, each of…

Q: Which of the following is NOT an importance of mitosis? a.It facilitates growth of single…

A: The fundamental and active biological process by which a parent cell, after replication of its…

Q: 2. What will most likely happen if there is a change in the base sequence of this molecule? a. The…

A: During DNA replication, mutations can occur if mistakes are made and not corrected in time.…

Q: What is DNA? a. A macromolecule formed by the condensation of fatty acids O b. An acid that…

A: DNA is the hereditary molecule whose main purpose is to transmit the genetic information from one…

Q: 4. Which of the following best describes an organelle? a. Any cellular structure whose function is…

A: 4-a) Any cellular structure whose function  is essential for a cell to acquire resources ,grow and…

Q: (LT#2) . DNA is coiled & condensed into chromosomes so it can A. be packed into a small, organized…

A: DNA( deoxyribonucleic acid) is the double-stranded molecule that is the genetic material in most…

Q: 10. You have a blood stain and want to match it to a large number of blood samples. only a minute…

A: A microscope is a scientific tool that is used to study items which are too small for the naked eye…

Q: 28. In eukaryotic cells A All DNA is packaged into chromasomes C. Most 8. Some D. Rare

A: Introduction Deoxyribonucleic acid (DNA) is a molecule made up of two polynucleotide chains that…

Q: 4. The stage in mitosis in which chromosomes replicate themselves. A. Anaphase B Interphase D.…

A: Cell division is crutial process in all the organism both in unicellular or multicellular organism.…

Q: In binary fission how does the DNA of the daughter cells compare to the DNA of the parent cell? * O…

A: Bacterial binary fission is the method by which bacteria divide their cells. Binary fission is…

Q: escribe how the plasmid is cut open by genetic engineers? 2. How is the insulin gene removed from…

A: Since you have ask multiple question, we will solve the first question for you. If you want any…

Q: 4) What is occurring during the Anaphase stage of mitosis, such as is shown in the figure to the…

A: Mitosis is also known as equational division. It is divided into following stages -  Prophase…

Q: 5. Which of the following arrangements lists the structures from largest to smallest? (Highlight the…

A: Arrangement of structures: [Largest to smallest] Nucleus ~ along with cytoplasm and yet other cell…

Q: What happens to a cell with damaged DNA?   a)  The cell is destroyed.   b)  It leaves the cell…

A: A cell can be defined as the smallest unit which consists of the cell membrane, nucleus, cytoplasm,…

Q: _________5. It is a eukaryotic cells that contains also plasmids and use to produce  desirable…

A: A plasmid is a small extra chromosomal DNA molecule in a cell which is physically separated from the…

Q: 5. The repeating of growth AND division that many eukaryotes go through is called A. a checkpoint…

A: Cell cycle is the process by which a cell divides itself.