Q: Why do different species of animals have different numbers of chromosomes in their cells?
A: Chromosomes are the strands of DNA or genetic material. It is usually linear for macro-organisms and…
Q: Given the sequence shown below, write the complementary DNA sequence, using the base-pairing rules,…
A: DNA (Deoxyribonucleic acid) and RNA (Ribonucleic acid) are two examples of nucleic acids. DNA and…
Q: Do you think society in the period of Darwin's theory of evolution was different from society in the…
A: Modern life has been radically altered by science and science-based technologies. Significant…
Q: TRUE OR FALSE: Digestive secretions from the small intestine complete the digestion of…
A: Large insoluble food molecules are broken down into small water-soluble food molecules during…
Q: Which of the following karyotypic sex chromosome abnormalities result(s) in a male phenotype?…
A: Genetic diseases are caused by mutations in genes.
Q: Discussion 3.1 Comparing the Utilitarian Approach with Other Approaches After carefully reading the…
A: Introduction Euthanasia is the deliberate taking of a life to end pain and suffering. The…
Q: 70. Which of the following phases of the ventricular action potential most closely coincides with…
A: The electrocardiogram is a graphic representation of the electrical activity of the heart recorded…
Q: IV. In the following table, put a check in the box to show the organelle is present in prokaryotic…
A: Prokaryotes are those cells which do not have a true nucleus and lack membrane bound organelles.…
Q: Antibotic/drug resistance in bacteria results from mutations induced by the anitbiotic which enhance…
A: Introduction Antibiotics are the drugs/medicines which are produced from microorganisms and inhibit…
Q: With 46 chromosomes in a human diploid cell, how many chromosomes come from the person’s mother and…
A: A haploid cell has one complete set of chromosomes.
Q: During meiosis, does random assortment occur before or after crossing-over?
A: Meiosis is the cell division that includes meiosis I and meiosis II without any DNA replication…
Q: Enumerate the different kinds of blanks used in spectrophotometry
A: Introduction : Spectrophotometry is a method used to analyse molecules quantitatively based on how…
Q: A woman 25 years old after a month after childbirth appealed to a doctor with a complaint about the…
A: The process of lactation results in the production of milk in humans. The mammary glands, found in…
Q: Our current concept of the plasma membrane is called the fluidmosaic model. Why?
A: The most fundamental unit of life, a cell is made up of numerous membrane-bound compartments called…
Q: Fill in the blank. The microspore is O Haploid O Diploid
A: Introduction :- Inside the anther, microspore mother cells give rise to microspores. It involves the…
Q: Why is oxygen necessary for human life? Where does carbon dioxide we breathe out come from?
A: Metabolism describes the sum of all the reactions that occur in the cell. This explains how cells…
Q: Name two organelles found in a stratified squamous epithelial cheek cell.
A: Cheek cells are epithelial cells that line the surface of the cheeks. They are packed into sheets.…
Q: Fill in the blank. The style is No answer text provided. O Diploid O Haploid
A: Answer : First option is right - No answer text provided . Style - This is the…
Q: 2. Which of the of the three compounds lead directly to life? (a) DNA RNA Protein (Ⓒ) Ans:
A: DNA a self-replicating material that is present in nearly all living organisms as the main…
Q: short description for the specimenf of onion (plant cell)
A: Onion cell is a typical eukaryotic plant cell, which consists of membrane bound true nucleus and…
Q: Mismatch repair
A: DNA Repair: DNA repair is defined as the system of cellular responses which are associated with the…
Q: 5. Given the following information tables, determine in which cell type cleavage of the terminal…
A: The ATP is the adenosine triphosphate molecule, which contains the three-phosphate group, by means…
Q: QUESTION 2 In a typical member of Polypodiopsida, the O antheridia and archegonia are both formed on…
A: The member of polypodiopsida is commonly known as ferns. It default from other classes in having…
Q: Which molecule is believed to have preceded the other two during the evolution of life? RNA…
A: Introduction :- When an environmental shift makes new resources available or poses new environmental…
Q: Experimental plant's genotype: fri/fri; FLC/FLC Environmental treatment: 8 hours light/16 hours…
A: Here fri gene promote the FLC gene and FLC gene suppress flowering gene.
Q: Write TRUE or FALSE. If false, write the word/s that make(s) the statement incorrect. 1. In RNAi,…
A: Introduction : Cancer is a disease which occurs due to the uncontrollable growth of certain body…
Q: What nutrients do the following media components contain? • Peptone Yeast extract Beef extract •…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: 67. Which of the following points on this flow-volume loop represents peak expiratory flow in a…
A: This is a plot shows inspiratory and expiratory flow against volume. This shows lungs capacity.
Q: Discuss how environmental changes 65mya allowed mammals to diversify and reptile diversity to…
A: Introduction:- Evolution of living organisms on the planet Earth occurs continuously from the…
Q: Name the stages of mitosis in order, and describe the behavior and structure of the chromosomes at…
A: Mitosis is the cell division in which the cell divides to form two genetically identical daughter…
Q: Q1: What are the structures that result from the first level of coiling around proteins called? Q2:…
A: DNA is the deoxyribonucleic acid. It is the genetic material that is present in the cell in the…
Q: . Which of the directly (a) DNA RNA Protein (Ⓒ) three to life? Compounds lead
A: Protein is called the building blocks of the life. Proteins are responsible for the cellular life.…
Q: 3 Common Databases on Protein Study (Peptide Sequence to Structural Analysis).A tool provided before…
A: Proteins are biological molecules that are large and they are found in all living organisms…
Q: What regulates water and electrolyte movement between plasma and interstitial fluids? Across cell…
A: Water and electrolytes play important roles in many body functions, including cell function, fluid…
Q: Write TRUE or FALSE. If false, write the word/s that make(s) the statement incorrect. 1.Telomeres…
A: DNA is the genetic material that exists in every cell in your body . This DNA is wrapped up with the…
Q: Make a schematic diagram of the key events in the stages of mitosis.
A: The process of mitosis occurs in somatic cells so it is known as somatic cell division. In mitotic…
Q: particulate inheritance, thus refuting blending inheritance
A:
Q: The Siamese cat pictured is called a “seal point” because it has seal-colored (dark brown)…
A: The Siamese cat is called a seal point and is a special type of cat which has dark brown coloration…
Q: 21. Name the cells that develop into immunoglobulins.
A: IMMUNOGLOBULINS Immunoglobulins are glycoprotein molecules that are produced by plasma cells…
Q: 12
A: We can say that The term thermal physiology is something associated with temperature regulation and…
Q: Fill in the blank. The megagametophyte is No answer text provided. O Diploid O Haploid
A: Megagametophyte is the female reproductive organ which produces female gametes.
Q: Results of Gergor Mendel's experiments with pea plants showed that heritable factors (genes) are…
A: According to the theory of Particulate inheritance, phenotypic traits are passed from generation to…
Q: Describe how the genome editing tool CRISPR-Cas9 works.
A: CRISPR-Cas9 is a genome editing tool that can be used to make very precise changes to the DNA of…
Q: Directions: Suspend 28.0 grams in the 1000 mL distilled water. Heat to boiling to dissolve the…
A: An agar plate is a petri dish used to cultivate microorganisms that is made out of a growth media…
Q: Give five types of locomotion of invertebrates and describe each.
A: Introduction Invertebrates are organisms that lack the vertebral column (spinal cord). Examples of…
Q: What is the combination of an electrical gradient and a concentration gradient called? a. potential…
A: The plasma membrane is a semi-permeable, selective membrane. Only a few molecules, depending on…
Q: Explain phases of the cell cycle, and comment on important cellular processes that characterize each…
A: The cell cycle is composed of many phases such as the G1, S, G2, and M phases. These phases are…
Q: How did the diverse feeding appendages of arthropods arise?
A: Arthopods are invertebrate animals having an exoskeleton, a segmented body and paired jointed…
Q: Assume performing only one cross, which produced 274 flies, which consisted of 193 wild-type flies…
A: In fruit flies, red eye is dominant over the white eye. Eye colour is a sex-linked trait in fruit…
Q: 1. The use of biological materials to replace damaged parts of the human body must be compatible…
A: Q. The use of biological materials to replace damaged parts of the human body must be compatible…
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