sex of the individual

Q: Which of the following is not true about the premise of a dose/response relationship? A There is a…

A: ANSWER;- LD50 is the inverse square of the dose Explain;- LD means "Lethal Dose". LD50 is how much a…

Q: Biology grass lands are one of the wettest biomes on earth true or false

A: This question is based on the wettest biome.

Q: While driving the car, you almost bump a nearby car. Your pulse is racing and you notice your pupils…

A: The autonomic system deals with the visceral  organs like the heart, stomach , gland and the…

Q: 4. Cholera is a disease caused by bacteria that make cholera toxin. In the presence of this toxin,…

A: Mode of action of cholera toxin that leads to diarrhea:-

Q: What is photosynthesis

A: Plant cell and animal cell differ in many aspects. One of these is presence of chloroplast in the…

Q: A second action potential can be initiated: When both activation and inactivation gates of the Na+…

A: Action potential:  When the membrane potential of a given cell location rapidly rises and falls, an…

Q: THE FACTOR THAT DOES NOT AFFECT THE MICROCLIMATE 1. Illumination 2. air temperature 3. air humidity…

A: Microclimate means the climate of a small specific place within an area as compared to climate of…

Q: 1. If a person walks on a treadmill at 3 mph at an incline of 2.5%, what is their VO2?

A: VO2 = horizontal component + vertical component + resting component Walking VO2 = H + V + R Walking:…

Q: Which one of the following terms best describes a phospholipid. It consists of а: A. polar head and…

A: Phospholipids along with proteins are an important part of the plasma membrane. It is made up of…

Q: Older adults must consume more calories to stay healthy? A. True B. False

A: It is a false statement that older people need more calories to stay healthy. Although there is no…

Q: Question 3 RNA polymerase can still transcribe a gene if LoxP sites and a stop cassette are inserted…

A: RNA polymerase is the enzyme that helps in the initiation of the transcription. These enzymes are…

Q: Explain the Organization of the Thylakoid Membrane ?

A: The photosynthesis process takes place within the chloroplast of plant cells. Chloroplasts are well…

Q: Whe oxygen is scarce, which of the following could be used to generate energy? 1) Glucose   2)ATP…

A: Introduction :- The chemical element with the symbol O and atomic number 8 is oxygen. It is a member…

Q: The accoumulation of higher levels of mercury in large predatory fish is a result of? A. Genetic…

A: Biomagnification is the buildup of a chemical by an animal as a consequence of water and food…

Q: dysregulation/impaired function for each of these. Hypothetically, how can you rescue the…

A: G protein coupled receptors is a trans membrane domain of 7 helix meaning that they cross the cell…

Q: 2. Give examples on how work and energy are essential in biological systems.

A: Energy for biological processes - ATP, photosynthesis and respiration All organisms need energy.…

Q: Carb loading is effective on improving an athelete's performance in 100m sprint race? A. True B.…

A: A carbohydrate-loading diet, also known as a carb-loading diet, is a method for enhancing the amount…

Q: .How much PCR product (500 bp) should be added to a ligation in which 50 ng of Vector (6.6 kb)…

A: Introduction :- Polymerase chain reaction (PCR) is a widely used method for rapidly producing…

Q: THE MAIN WAY OF HEAT EMISSION 1. convection 2. conduction 3. radiation 4. evaporation

A: Convection is the process in which heat transfers from one place to another due to movement of…

Q: Please associate the source of energy production with the major by-product created for each source…

A: A human body requires an adequate amount of nutrition so as to function properly. The human body…

Q: The Environmental Protection Agency (EPA) regulates the use of all pesticides in the United States?…

A: The EPA or Environmental Protection Agency started its operation in the US in 1970. It is an…

Q: In toddlers, a higher fiber diet can? A. Enhance the absorption of iron and zinc B. Result in…

A: Fiber alongside with liquid intake moves rapidly and generally effectively through your…

Q: Which among the following statement is INCORRECT?(This is a multiple choice question choose the…

A: Statement A: Motor neurons can cause the secretion of hormones from endocrine glands in addition to…

Q: 12.Place the following events of the acrosomal reaction in the correct chronological order.(This is…

A: Acrosomal Reaction:  A sperm must first fuse with the plasma membrane before penetrating the female…

Q: Q6. Based on the data in the table below, which of the following pairs of species are likely to be…

A: The timan's model of resource compilation is a theory in community ecology that endeavors to…

Q: How much of the human genomesequence is functional, and why is theremainder retained?

A: In any organism, the genome is the whole set of DNA (haploid set of chromosomes) present in them. It…

Q: Do the many “dead” transposonsin the human genome provide anybenefits to humans?

A: A gene is the essential physical and functional unit of heredity. Genes are comprised of DNA. A…

Q: NDICATE WHETHER THE STATEMENT IS TRUE OR FALSE 1. Pelle is an inhibitory protein.   2. Tube is an…

A: Pelle It is a protein that is a serine or threonine kinase that has the ability to phosphorylate the…

Q: Name three parameters that need to be stably maintained inside a cell.

A: Homeostasis is a group of internal dynamics which biological systems maintains in order for…

Q: How are Ca2+ channels involved in phototransduction? they cause neurotransmitter release even if no…

A: Introduction The sensory transduction of the visual system is called visual phototransduction. It is…

Q: Serum sickness belongs to what type of hypersensitivity? What causes serum sickness?

A: Hypersensitivity occurs when body produces an unnecessary and undesirable immune response following…

Q: Which of the following explain why it is important to study viruses? Select all that apply. O…

A: viruses are one of the most infectious microbes that are considered nonliving things since they do…

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: please answer all give the significance/role/effect of the reagent/condition in the isolation or…

A: Electrophoresis It is defined as a technique through which biomolecules such as DNA, RNA, or protein…

Q: What prevents the immune system from responding to and destroying tumour cells in d) malignant…

A: Answer ::   The answer should be written in a stuctured manner with different headings like…

Q: Tapje Zea mays stem, x.s. 2. The Herbaceous Dicot Stem Label the parts in the different…

A: Answer ::   Leaf promordia which are horns on the apical meristem. Leaf primordia and auxillary…

Q: Select the abnormalities that can be detected by FISH. (Choose all that apply.) Large deletions…

A: The full form of FISH is Fluorescence In-Situ Hybridization. It is a great technique which is often…

Q: Biology Compare and contrast how BMP is used in the developmental process of anterior- posterior…

A: Please follow step 2 for detailed explanation.

Q: describe the genral mechanims of Na+ toxicity at the cellular level

A: A mechanism in biology is a system of causally interconnected elements and processes that create one…

Q: 3.The brain and spinal cord constitute the _______ nervous system of vertebrates and they receive…

A: The nervous system over the neural system is a complex network of neurones specialised to carry…

Q: What are the processes of the photochemical stage of the photosynthesis process?

A: Introduction :- Plants take in carbon dioxide (CO2) and water (H2O) from the air and soil during…

Q: When Klinefelter syndrome occurs ?

A: A syndrome is defined as a group of medical signs and symptoms that are connected to one another.…

Q: Nature Picture Library Aristolochia old stem, x.s. Berkshire Community College Helianthus stem, x.s.

A: 2. Aristolochia young stem : The herbaceous dicot stem.   Leaf promordia which are horns on the…

Q: State four reasons why barley is terminated in beer brewing process.

A: Beer brewing:         The process of production of beer by steeping a starch source in water,…

Q: Who is responsible for determining the safety andf efficacy of any dietary supplement? A. FDA B.…

A: Introduction Dietary supplements are substances that you can take to enhance your diet or reduce…

Q: i need the answer quickly

A: The heat transfer method is divided into three types: conduction, convection, and radiation. Heat is…

Q: The excess ATPs are stored in muscles as CPs? A. True B. False

A: Adenosine triphosphate (ATP) is a three-phosphate nucleotide. The addition of phosphorous to the…

Q: . The Deepwater Horizon oil spill ______ the wildlife in the Grand Bay Estuarine Research Reserve.

A: The nation watched in horror in 2010 as the BP Deepwater Horizon oil leak in the Gulf of Mexico…

Q: You are searching for hominin fossils in Africa and discover a skull with a sagittal keel, an…

A: the above characteristics are consistent with a homo erectus skull. 1.the average cranial capacity…

Q: 7. Bromophenol Blue, a reagent or standard that is usually used to determine the void volume of a…

A: NOTE: since you have posted multiple questions, So we will be solving the first three parts for you.…