Why is the period of growth in oogenesis prolonged compared to spermatogenesis? 2. Why is it necessary for the structure of the sperm to change prior to fertilization? 3. Why are follicle cells found to surround the oocyte? 4. Why is the fourth phase of development called gastrulation? 5. Why is the fertilized egg still considered a single cell?
Q: What are functional groups? Define monomer and polymer? What molecules are composed of polymers? How…
A: * Functional group is a part of a molecule which is recognizable or classified as group of bound…
Q: What is the most abundant dissolved gas in the blood? Group of answer choices Nitrogen Oxygen Carbon…
A: There are several gases present in blood, including: Oxygen (O2) - The most abundant gas in the…
Q: . Sonography A. Define concept B. Brief history of its use C. Technical aspects Yo. physical…
A: Sonography, often known as ultrasound, is a vital medical imaging technique that use sound waves to…
Q: Explain the differences between cyanobacteria and algae. What are the differences between…
A: Cyanobacteria are photosynthetic bacteria that can be found in both freshwater and marine…
Q: man and a woman have a child. The father is blood type A, and one of his parents was blood type A…
A: H antigen is referred to as Bombay antigen. Presence of dominant H antigen either in homozygous ( HH…
Q: macronutrient cell wall energy 71 covalent bond -molecule enzyme cell membrane cytoplasm ion Type…
A: Introduction Macromolecules are large molecules that are made up of smaller molecules joined…
Q: An increase in temperature will _______ transpiration. An increase in humidity will ______…
A: Transpiration is the process by which plants lose water vapor through the small pores on the surface…
Q: Genomic anticipation refers to observations that a genetic disorder occurs at an earlier age in…
A: The study of an organism's entire genetic makeup, including the DNA's sequence, structure, and…
Q: Think of at least three ways to reduce, substitute, and eliminate from your diet foods that are…
A: Introduction Nutrition is the study of how food affects the body, and how the body processes and…
Q: For the following genotypes state the ABO blood phenotype. IAIA - IBIO - IOIO - IAIB…
A: In genetics, the genotype is an organism's entire inherited genetic makeup, whereas the phenotype is…
Q: Cytokine receptors and tyrosine kinase receptors are similar in all of the following ways EXCEPT…
A: Cytokine receptors and tyrosine kinase receptors are both types of transmembrane receptors involved…
Q: A. How long will the coding region of the processed mRNA transcript be? (Remember that stop codons…
A: A. In an mRNA exons refer to the coding region while introns refer to the non-coding regions. During…
Q: Explain in detail Increased oxidative stress in regards effects of ageing on the functionality of T…
A: Oxidative stress refers to the imbalance between the production of reactive oxygen species (ROS) and…
Q: Which of the following cells have memory or produce memory cells? B Lymphocytes Basophils Dendritic…
A: Memory cells are a type of immune cell that are generated after an initial exposure to a pathogen,…
Q: In the previous question, we identified what products are needed and made at each step of the…
A: Introduction : The oxidative phosphorylation process, which produces ATP, is carried out by a…
Q: What makes phospholipids good at forming cellular membranes? O Regions of aliphatic and hydrophilic…
A: Introduction : Phospholipids are esters comprising two fatty acid molecules joined to a glycerol…
Q: 5. What is the homozygous dominant frequency? 6. What is the heterozygous frequency? 7. What is…
A: The Hardy-Weinberg equilibrium is a theoretical concept that describes how the frequency of alleles…
Q: Once a primary RNA transcript is created from a DNA template, it must be modified in several ways…
A: The Central Dogma controls the features of the DNA to Rna and RNA to proteins. This includes the…
Q: g) Describe the biological function of the peptide hormone insulin. h) Haemoglobin is an example of…
A: Hemoglobin is a protein found in red blood cells that is responsible for transporting oxygen from…
Q: After performing a PCR reaction with an expected product size of 700 bp, you observe the results…
A: PCR stands for a polymerase chain reaction and it is a technique used to amplify the DNA sample…
Q: Water-breathing aquatic endotherms are very rare because of... A. The low solubility of O₂ in water…
A: Introduction :- Endotherms are animals that generate their own internal heat to regulate their body…
Q: The function of Periosteum
A: Introduction :- The periosteum is a double-layered membrane that covers most bones in the body. The…
Q: order to increase nutrient uptake, plant roots will often exude ____ ions into the soil, which will…
A: Introduction: The pH of the soil impacts the nutrients that plants can use to thrive. While calcium,…
Q: Why might a soil bacteria (Azotobacter) have the ability to fluoresce? How does fluorescence differ…
A: Soil bacteria are microorganisms that live in soil and play critical roles in a variety of soil…
Q: What if the trachea were lined with stratified squamous epithelium? Be sure to discuss how the…
A: Introduction Epithelium is a type of tissue that covers the surfaces of organs and structures in…
Q: F. Test the hypothesis 4 Chemistry of Life 4. How many valence electrons are present in the…
A: Introduction - Valence Electrons outermost electrons - the "s" and "p" electrons in the last energy…
Q: What is the correct way to handle a microscope? What is the proper way to put away your microscope…
A: Microscope is an instrument that consists of lens which helps to magnify the object placed on the…
Q: 1. Differentiate between bacterial infection and bacterial intoxication. 2. Discuss the importance…
A: Bacteria are single-celled microorganisms that can be found almost anywhere on the planet, including…
Q: Activation of the vascular endothelium is an important event associated with cardiovascular…
A: The cardiovascular system is a complex network of organs and vessels responsible for circulating…
Q: All of the following are true of the lymphatic system, EXCEPT: Lymphatic capillaries lie in close…
A: Introduction :- APC stands for Antigen-Presenting Cell. APCs are specialized cells of the immune…
Q: The tertiary structure of a protein is the 3-dimensional folding of the polypeptide chain. What…
A: Proteins are macromolecules made up of amino acids that are joined together by peptide bonds. A…
Q: Pseudomonas aeruginosa Log (CFU/ml) 3.9 3.9 4.2 4.5 Time (hr) 0 15 30 45 60 75 90 105 120 135 150…
A: The above question pertains to the calculation of generation time and growth rates of two bacterial…
Q: In C4 and CAM plants, carbon dioxide is first fixed to yield ____ Select one: a. a six carbon…
A: The C4 and CAM pathways are two examples of adaptations—beneficial traits produced by natural…
Q: Population 2 Population 1 SNV 1 SNV 2 SNV 3 SNV ATGAT...GCT...GGT...TG ATGAT...GCT...GGT...TG…
A: Note: According to bartleby guidelines only first question is to be answered. So upload others…
Q: Describe the function of the following organelles found in an animal cell: Nucleus Mitochondria…
A: Introduction :- The Golgi apparatus is a stack of flattened membranes that are involved in…
Q: What is the mrna codon that corresponds with binds to the anticodon of this trna molecule ccg ggc…
A: Codons and anticodons are sequences of nitrogenous bases in RNA molecules that play a crucial role…
Q: explain what the arguments are for keeping or destroying the smallpox virus? Which do you agree with…
A: The debate over what should happen to the smallpox virus has been raging for decades. On one hand,…
Q: All of the following can be a direct result of antigen- antibody binding EXCEPT: Opsonization of…
A: Disclaimer: Since you have posted multiple questions, we will provide the solution only to the first…
Q: Define the functions of biomembranes.
A: Introduction Biomembranes are thin, flexible sheets of lipid and protein molecules that surround…
Q: dar D) Acridine Orange Stain Match the structures in column A to their functions in column B. Place…
A: Introduction :- Teichoic acids are a class of cell wall-associated molecules found in some types of…
Q: 1. After isolating the rough endoplasmic reticulum from the rest of the cytoplasm you purify the…
A: For the most part, the endoplasmic reticulum's job is to manufacture the proteins needed for the…
Q: Which of the following best describes an attenuated whole-agent vaccine? Uses antigenic fragments of…
A: Vaccines A vaccine is a non pathogenic antigen that mimics a particular pathogen in order to Elise…
Q: The principle and What type pf Media of the following Conkey Agar vii) MacConkey Broth viii) TSA…
A: A liquid or agar-based medium known as a "culture medium" or "growth medium" is used to facilitate…
Q: “Animal personality” has been defined as consistent differences between individuals that persist…
A: The given information about time taken by individual anemones to reopen the tentacles on two…
Q: Ribosomes on the surface of the rough endoplasmic reticulum are ? In eukaryotes transcription takes…
A: Ribosome are the single membrane bound organelle found inside the cell.They help in the translation…
Q: 9) Describe the causes of sporogenesis and germination.
A: As per the guidelines, you have posted multiple questions, we will solve the first question for you.…
Q: Explain the technical errors that may affect coagulation time.
A: Coagulation is the process of blood clotting, which is a natural mechanism that helps to stop…
Q: B. Labrador retrievers have 3 varieties of fur colour: yellow, chocolate or black. Two genes are…
A: A Punnett square is a simple graphical tool used to predict the probability of different genotypes…
Q: You just got a small paper cut on your finger, which bled a little but stopped bleeding in a few…
A: Introduction Hemostasis is the natural physiological process by which the body stops bleeding from…
Q: What is the viewing field diameter when you use 10X magnification on the dissecting microscope
A: A dissecting microscope is a type of microscope that is specifically designed for examining the…
-----
Answer the following questions briefly (3-5 sentences only).
Step by step
Solved in 2 steps
- Answer the following questions briefly (3-5 sentences only). 1. Why does oxygen consumption increase during gastrulation? 2. What is the purpose of applying tiny particles of carbon to the surface of the embryo? 3. What processes cause the change in the form of the embryo during gastrulation 4. Does the environment play a role in the movement of cells? 5. Why is the nuclei of the early cleavage cells considerably larger than they are in ordinary somatic cells?Match the following terms with their definitions. Question 7 options: 1 tightly packed sphere of 16 cells that has reached the uterus but has not yet implanted 2 consists of about 100 cells shaped with an inner cell mass and an outer trophoblast 3 daughter cell of cleavage 4 process of cell migration & differentiationinto 3 primary germ layers 1. morula 2. blastula/blastocyte 3. gastrulation 4. blastomereB. Gametogenesis Select the cells described by the statements below. Oogenesis Spermatogenesis primary spermatocytes secondary spermatocytes spermatids spermatogonia spermatozoa 1. Haploid male gametes. 2. Haploid female gamete. penis prepuce 3. Divide mitotically to form primary spermatocytes. 4. Cells composing germinal epithelium in ovary. 5. Large haploid cell released in ovulation. 6. Male cells formed by first meiotic division. 7. Large female cell formed by first meiotic division. 8. Male cells in which first meiotic division occurs. 9. Female cells in which first meiotic division occurs. 10. Large female cell formed by second meiotic division. C. Male Organs Select the structures described by the statements below. bulbourethral gland corpora cavernosa corpus spongiosum ejaculatory duct epididymis oogonia ovum polar bodies primary oocyte secondary oocyte 1. Male copulatory organ. 2. Male gonads. prostate gland prostatic urethra seminal vesicle seminiferous tubule testes vas…
- Respond to the following statements in reference to the five stages of sperm development listed below. Answers may be used more than once or not at all. - v Haploid cells resulting from meiosis II of a secondary spermatocyte. This continues to undergo mitosis throughout the reproductive life of the male. VThis represents the product of the first meiotic division. VThis is a diploid mitotic product that then undergoes meiosis. The male sex cell is fully formed at this stage of development. a. Spermatogonium b. Secondary spermatocyte C. Primary spermatocyte d. Spermatid e. SpermAnswer the following: 1. What are the groups of reproductive organs in males, and what are the functions of each group? 2. Which structures in males are homologous to the ovaries, the clitoris, the paraurethral glands, and the greater vestibular glands? 3. Trace the journey of sperm from its birth and fertilization. 4. Explain the development of an oocyte in the ovary through ovulation.Explain in 5-8 sentences. 1. Describe and illustrate meiosis and explain how it differs in oogenesis and spermatogenesis. 2. Detail the interconnection of the accessory glands and the spermatic ducts that transport spermatozoa. 3. What are the two muscles that influence the position of the testes within the scrotum and the effects?
- Identify whether the following statements are True or False. Answer it all. 4. Fertilization happens in the fallopian tube while gestation occurs in the uterus. 5. The sex of the embryo is determined by the male and female gametes 6. A sperm’s tail consists of a flagellum, midpiece contains mitochondria, and head contains the DNA. 7. Ovary delivers nutrients to the embryo.In 3 sentences or less, answer the following questions about the estrogen birth control pill for females. 1. How does this method of contraception work? 2. In which phase of the ovulation cycle does the hormone affect? 3. What is a surgical method of preventing pregnancy?In 3 sentences or less, answer the following questions about birth control pill for males. 1. Why is there no effective birth control pill for males? 2. What is a surgical method of preventing pregnancy? 3. Does the surgical method prevent formation of sperm? Why or why not?
- Discuss the following terms in detail 1. Fertilization 2. Cleavage 3. GastrulationMatch the labelled reproductive structure with the correct description. A A- F- G- E- E 1. Site of female hormone production 2. Site of fertilization 3. Site of implantation - endometrium 4. Muscular structure that supports the developing baby 5. Opening to the uterus 6. Birth canal 7. Storage for urine 8. Transports urine Number: Structure: A E F GFemale Reproductive System Assignment 1. Describe the structure and function(s) of each part of the female reproductive system.Organ Structure FunctionOvaries Uterine Tubes/ oviducts/ fallopian tubes Uterus Vagina 2. What are the functions of external accessory reproductive organs – Labia major, Labia minora, Clitoris, Vestibule? 3. Describe the major events of oogenesis? 4. Describe changes that occur in a follicle and its oocyte during maturation. 5. What causes ovulation? 6. What happen to an oocyte following ovulation? 7. Name the major female sex hormones and write functions of each. 8. Trace the events of the menstrual cycle. 9. What are some changes that may occur at menopause? 10. Describe the structure of a mammary gland.
