Some sperm mitochondria enter an egg during fertiliza- tion, but as sperm mature these mitochondria are tagged with a protein (ubiquitin) that marks them for destruc- tion. What organelle carries out this destruction process?
Q: Compare and contrast four theories of why aging occurs.
A: Ageing is the process happens in every individual at the time, when structural and functional…
Q: Why is flexibility the most neglected component of health-related fitness?
A: The bulk of citizens, even those who place a high priority on other aspects of fitness, prefer to…
Q: 7. In molecular imaging research gene expressions in vivo can be visualized by means of the marker…
A: Introduction - Gene expression is the process through which information from a gene is used to…
Q: The primers used in PCR are double stranded DNA oligosaccharides. True False
A: The answer is False. Primers are small, chemically synthesised oligonucleotides that are…
Q: Briefly discuss how sickle cell mutation affects the protein.
A: Normal RBC ( Red blood cells are ) are biconcave shaped , and comprises of pigment protein…
Q: Please answer asap and in short Outline and summarise each of the four stages of qualification in…
A: Although a scale-down bioreactor can have multiple applications, our focus here is on appropriate…
Q: 5. How might exposure to a more acidic pH affect the growth, development and reproduction of sea…
A: Sea urchins come under the category of keystone species, indicating their abundance has a direct…
Q: Chemicals are returned from the glomerular filtrate to the blood by A All of the above B…
A: ANSWER;-Reabsorption Explain;- Tubular reabsorption recovers items from the filtrate and returns…
Q: Analyze the graphs below. Which growth model (exponential or logis- tic) would apply to a population…
A: Population growth Population growth can be defined as the increase in the number of organisms in a…
Q: _________ is the greenhouse gas produced by anaerobic bacteria in irrigated rice agroecosystem. 2.…
A: Carbon dioxide, methane, nitrous oxide, flourinated gases are examples of greenhouse gases.…
Q: 1) Describe the growth morphology obtained from both Bacterial Growth Count (TSA) plates and Fungal…
A: Introduction :- The number of actively growing/dividing cells in a sample can be determined using a…
Q: 1. List the similarities and differences in the microbial spoilage of (a) breads, (b) pastries, (c)…
A: Bread: The most common source of microbial spoilage of bread is mould growth. Mould grows on bread…
Q: why it is difficult to determine the sex of a newly hatched canary than a newborn puppy.
A: Reproduction is the process by which parents create new people or offspring. This procedure assures…
Q: To explain: The reason of plant wilting using cohesion theory of water transport.
A: Plant withering is the phrase for when a plant loses its firmness. Because of a decrease in the…
Q: Use the following chart (dichotomous key) to identify the enteric bacterium A, B and C: (5 marks)…
A: To identify: To identify the enteric bacterium A,B and C using the given chart.
Q: Give 10 sentences about the concept of Epidemiologic lever.
A:
Q: If one child had the STR alleles 7 and 10 (7/10) and their sister had the 8/10 then their parents…
A: ANSWER;- either 7/10 and 8/10 or 7/8 or 10/10
Q: Diseases of the female reproductive system are generally treated by a physician called a The male…
A: The testes are important for creating sperm and manufacturing testosterone, the principal male sex…
Q: Give any two differences between DNA and RNA. (b) What is recombinant DNA? Give two beneficial…
A: Differences between DNA and RNA DNA RAN Double stranded Single stranded Consists of…
Q: Draw the structure and give the name of a nucleotide made of adenine (A) and deoxyribose.
A: Nucleic acids are made up of nucleotide monomers that are polymerized to create long strands. The…
Q: What I Have Learned Direction: With the use of Venn Diagram, compare and contrast the plant and…
A: Introduction:- The process of having children is referred to as reproduction. Sexual and asexual…
Q: What is the problem in the article "Stopping pandemics before they start: Lessons learned from…
A: Introduction Pandemics:- It is the worldwide spread of a new disease, it is an outbreak of disease…
Q: Why is heating the inoculating loop so important in microbiology? 2. Why is it that moist heat is…
A: Inoculating loop is a simple microbiological tool which is used by microbiologist to transfer a…
Q: Sickle cell 1). how many people does it affect? 2) Is it genetic and if so what chromosome is the…
A: Sickle cell disorder :-
Q: ndicate whether each of the following statements are true of depurination, deamination or pyrimidine…
A: DNA is a long polymer of nucleotide. A nucleotide is made ip of sugar, nitrogenous bases, and…
Q: 1. Briefly discuss the folowing; (a) sources of microorganisms in low-heat-processed meat products;…
A: The non-vegetarian food is highly nutritious in nature and has a very high amount of protein…
Q: Tiktaalik and Protarchaeopteryx are examples of transitional forms. In paleontology, what does…
A: Paleontology, usually spelled palaeontology or palaeontology, is the scientific study of life…
Q: The medical practice you're working for testing an average of 22.4 patients a day for the past 3…
A: Medical practice: A sole proprietorship, a partnership, an association, a professional corporation,…
Q: Which is NOT a role of sebum in the innate immune system. Group of answer choices dehydrates…
A: Sebaceous glands are present on the skin. The glands are mostly present on the chin, forehead and…
Q: oncept Mapping: Fill-in the concept map of egg release (start with the ovary). Use the following…
A: The egg is collected by finger-like extensions on the end of the fallopian tubes as it is discharged…
Q: MAXIMAL HUMIDITY 1. the amount of water vapor in grams per cubic meter of air at a given temperature…
A: The measurement of water vapour (moisture) in the air, irrespective of temperature, is known as…
Q: Give an example of a strain of bacteria (Genus and species) that is now resistant to commonly used…
A: Antibiotic/anti-microbial resistance defines all evolved mechanisms, that confer the protection to…
Q: You work for a large biotechnology company that is studying viruses, vaccines, and small molecule…
A: There are few important points that should be kept in mind : Viruses are simple ,noncellular and…
Q: of В C
A:
Q: Explain whether the micrograph shown in the question is a stem or a root that belongs to eudicot or…
A: Dicotyledons, or simply dicot, are plants with two cotyledons or embryonic leaves in their seeds.…
Q: 2. If K=N, what is true about a population of organisms? It is at 0 individuals b. It stops growing…
A: When K=N, dN/dt= rN(K-N)/K Here, dN/dt represents- rate of population change K=carrying capacity N=…
Q: Deuterostome diversity Which of the following statement(s) about deuterostomes is true? Check the…
A: Deuterostomes is the term related to embryonic development of animals.
Q: Puseletso is an 18 year old girl,with a BMI of 17.5 kg. Give advise on how she could improve her…
A: Body mass index is abbreviated as BMI. It refers to the ratio of a person's height to their weight.…
Q: In humans, the disease cystic fibrosis is caused by a recessive allele for a gene that encodes a…
A: Given that, in human, cystic fibrosis occurs when recessive allele for a gene (encodes specific type…
Q: a. Carbon Cycle i. Producers ii. Consumers iii. Decomposers iv. Methanogenesis
A: Carbon cycle is the biogeochemical cycle by which carbon is exchanged among biosphere, pedosphere,…
Q: QUESTION 22 Which of these statements is false? O Physical activity increases the risk of adverse…
A: One of the reasons for the rapid rise in obesity in adults and children is the inexpensive…
Q: Write T (True) or F (False) for the following statements.
A: Hi! Thank you for the question. Since you have asked multiple questions, we will answer only the…
Q: Chapter 22 7) Match the signal word with the appiloximate amount of toxin needed to kill an average…
A: Nearly all pesticide products registered and labelled for sale in the United States must include…
Q: 5) Peptic and gastric ulcers : Name the organism responsible, what are its adaptations to survive in…
A: Peptic ulcers also known as duodenal ulcers or stomach ulcers.This occurs when open sores form in…
Q: Define the following terms as they apply to Microbial Ecology: a. Fixation b. Production
A: A. Microbial fixation means to transform the complex chemicals to simple absorbable form so that…
Q: Please help explain this sentence Identification of DAXX as a restriction factor of SARS-CoV-2…
A: To identify restriction factors limiting SARS-CoV-2 replication, we generated a pool of A549-ACE2…
Q: Concerns with the resident microflora of the Gl tract and certain toxicants include A Microflora are…
A: 18. The most essential enzymes engaged in the phase I metabolism of medicines and toxins in…
Q: What is meant by the overload principle? A. Stretching a muscle group beyond the joint's range of…
A: To develop any area of physical fitness, the overload principle states that the person must…
Q: Which of the following is a result of agriculture? Sedentarism Nomadism Egalitarianism Foraging
A: To determine: To determine the result of agriculture from the given options
Q: ased on the results of using Hanging-drop method in Figure 2, what microorganisms can you find?…
A: The conventional method of assessing cell motility and morphology by removing living microorganisms…
Step by step
Solved in 2 steps
- Steroids, a type of lipid, include the sex hormones that are synthesized and stored in the testes and ovaries. The testes and ovaries, therefore, are rich in what organelle? * O Rough ER O smooth ER O Mitochondria O RibosomesIn insect embryonic development, the fertilized egg nucleus divides repeatedly giving rise to multiple nuclei that migrate to the periplasm (peripheral cytoplasm) and become cells called ____ or remain in the yolk and become cells called ____ that digest the yolk. A region of the cells that form in the periplasm thickens and become the____ , which develops into the embryo.Virtually every multicellular organism, including you, goes from a single-cell fertilized egg to a large, multicellular organism. Demonstrate an understanding of how the process of mitosis leads to the growth of an organism and how cell differentiation results in the wide variety of specialized cells found im a multicellular organism.
- When a cell transitions from one type to another (for example in the case of gastrulation), what must be causing this transition at a molecular level? (i.e. what is the possible mechanism for this transition)?Why is the mother to only one to pass mitochondria to their child (why doesn't the father contribute the mitochondria?) What is the scientific reasoning for this in the simplest terms, please and thank youWhat is the special characteristic of mitochondria that makes it different from other orgnelles. Why is it called power house of the cell?
- After the sperm cells enter a synergid, one fertilizes the egg in a two-step process. First there is fusion of the sperm cell’s protoplasm with that of the egg, a step called ______________________________. Then the sperm cell nucleus fuses with the egg cell nucleus, the second step, called _____________________________.All of the following are stages of mitosis except _________. a. prophase b. interphase c. metaphase d. anaphaseMitosis results in two identical diploidcells. What structures form during prophase?
- The organelle labelled mitochondria is involved in an important cell process. Identify the process that takes place in this organelle’s inner matrix.What from mitosis is triggered by mitotic CDK inactivationmainly brought about by mitotic cyclin degradation.What finalizes cell fission and must be coordinated with the site of nuclear division. This coordination is espe-cially important in cells undergoing an asymmetric division.