Which of the following is not a fundamental characteristic of living organisms? Select one: O a. made of cells O b. acquire and use energy O c. have hereditary information O d. replicates O e. product of evolution O f. moves around to find food

Q: To estimate drug dosages, doctors use a patient’s body surface area (BSA)(in meters squared) using…

A: Body surface area (BSA) = hm60,where h is the height in centimeters and m is the mass in kilograms.…

Q: Which archaic Homo sapiens fossil has cut marks on its face, indicating a burial or ritual practice?…

A: Introduction The evolutionary process that resulted in the emergence of Homo sapiens as a distinct…

Q: Which of the following is an mRNA vaccine? A. AstraZenica B. Sputnik V C. Janssen D. Covaxin

A: Introduction Vaccines:- It is a biological substance designed to protect humans from infections, it…

Q: To explain: The term sexual selection.

A: Introduction: Sexual selection is a method of characteristic choice where individuals from one…

Q: A matched-pair case-control study was conducted in order to assess if there is a relationship…

A: unmatched odds ratio is ad/bc The Unmatched Case-Control study calculates the sample size…

Q: Compare the stem of a monocot, dicot, and woody dicot: Feature Monocot Herbaceous dicot Cortex (+/-)…

A: Monocotyledons, often known as monocots, are flowering plants that have only one embryonic leaf, or…

Q: 3. Discuss the different types of chemical and physical preservation of blood, stool and sputum…

A: Introduction :- A parasite is a creature that lives on or in its host and feeds on or at the expense…

Q: 1. On a hot day a tourist in the wilderness could not find a source of drinking water for a long…

A: The hormone responsible for the regulation of water and salt balance in the body is aldosterone,…

Q: Choose the one answer that fits best. Which of the following statements regarding the proper…

A: Micropipettes are used in the laboratory to transfer very little quantity of liquid. Parts of Micro…

Q: how will the body maintain homeostasis in osmoregulation

A: ANSWER;-

Q: Monohybrid Crosses and Punnett Squares Punnett squares are diagrams that can be used to predict the…

A: Individuals inherit two alleles of the same gene from each of their parents. The alleles could be…

Q: Your colleague wants to align the complete sequence of the collagen gene from humans to the…

A: Homologous genes are genes that share a common ancestry. When two species share a common ancestor,…

Q: Hopea Plagata has a transpiration rate of 1.23 cm³/min while Delonix Regia has a transpiration rate…

A: INTRODUCTION Transpiration is the process by which the water leaves from the plant through stomata.

Q: When Penicillin G binds to it's target molecule, what part of the Penicillin molecule fits into the…

A: Penicillin G is a broad-spectrum, beta-lactam naturally occurring penicillin antibiotic with…

Q: Answer the following questions 1. What are the advantages of using 3D structure over 1d structure?…

A: 1.Answer-----

Q: What are the mechanisms thatallow cell memory to be stored duringdevelopment, explaining how…

A: During development of immune system, when T cells develop, they are as good as nothing. It is later…

Q: Please choose the correct answer. Initial DNA nucleotides are added by reverse transcriptase from…

A: Reverse transcriptase is RNA dependent DNA polymerase. It transcribes ssRNA into DNA.

Q: Describe in detail the process of RNAI including the major protein involved. What is the role of…

A: Biotechnology is the field that makes use of biology to solve problems undergoing the making of some…

Q: Penile hypospadias, a birth defect in male humans in which the urethra opens on the shaft instead of…

A: Given, Penile hypospadias, is disease or a birth defect in male humans in which the urethra opens on…

Q: what purpose does the plasma membrane’s hydrophobic interior serve?

A: Introduction The plasma membrane, also known as the cell membrane, is the membrane found in all…

Q: Body temperature falls. Blood vessels constrict so that heat is conserved. Sweat glands do not…

A: Introduction: Homeostasis refers to an animal's ability to handle various physiological cycles in…

Q: U. I and IV only 78. Which among the following pairs is/are correct? I. Seiton: arranging the books…

A: Heinrichs triangle It is also knowm as Bird triangle or accident traingle ehic is atjeory to prvent…

Q: Two plants are in a set-up wherein they are exposed to wind (fan). Plant 1 had a transpiration rate…

A: Transpiration is the loss of water from the stomata of plants.

Q: How does peptic ulcer disease cause anemia?

A: Anemia due to peptic ulcer.

Q: Describe the steps involved to prepare tissue to view in the microscope

A: Answer :- As we know that Light microscopy is the most generally utilized strategy to concentrate on…

Q: The diagram illustrating the polymerase chain reaction (PCR) technique is provided below. How does…

A: Polymerase chain reaction (PCR) is a technique used to produce a large number of copies of a…

Q: Which statement/s is/are true about science, technology, and society as a discipline? It is…

A: Ans- STS or science, technology and society is considerably a new academic field. It's origin lie in…

Q: Identify whether the statements are TRUE or FALSE 1. You can use low speed centrifuge to separate…

A: Centrifuge is a device used in laboratory in order to seperate out material with help of high speed…

Q: In a field experiment an ecologist traps 30 mice. She marks all 30 mice and releases them back into…

A: Introduction The population of a single area, whether it is a city or town, region, country,…

Q: In plant physiology, What  is leaf abscission and how is it controlled by the interaction between…

A: Fall leaf abscission is believed to be made by a decrease of chlorophyll due to shortened long…

Q: The following table shows the number and species of target organisms and by-catch caught by the two…

A: The activity including catching the target organisms also captures some nontarget organisms.

Q: Explain how you would prepare serial dilations of 10-2,10-4,10-5 of a milk sample in three steps

A: Serial dilution is a lab procedure used in microbiology to estimate the concentration or number of…

Q: Could you please help answer this question?

A: When hemoglobin is 50% saturated with oxygen, then the oxygen tension developed is called as the P50…

Q: Nicol found out that his spinach garden is infested with bugs. His friend Jun told him that a…

A: Insecticides Insecticides are a class of compounds that can kill or inhibits the growth of insects.…

Q: To describe: The three ways in which natural selection can affect a population over time.

A: Natural selection is the process through which heritable features that increase the likelihood of…

Q: True or False? If false  Identify what word makes it false and what will make it correct   When…

A: Introduction :- A larva  is an insect's juvenile stage. The larva has a distinct appearance from the…

Q: sentences 0 3. The following graph shows the population of the barred owl and the spotted owl in the…

A: Invasive species Invasive species refer to those species that are introduced into an environment and…

Q: 1. You will notice that some lineages (e.g. the descendants of species 56) branched many times and…

A: Lineage (genetic) markers are any genetic records this is uniparentally transmitted without…

Q: The plasma membrane side facing the extracellular fluid is negatively charged True False

A: Plasma membrane structure consists of a continuous bilayer of phospholipid molecules in which…

Q: In mice, the Y locus controls coat color, and the Y allele (yellow) is dominant to y (non-yellow).…

A: In multicellular and other eukaryotic organisms, the genetic makeup of the organism consists of 2…

Q: Can you give a brief conclusion based on the hypothetical data obtained

A: As we know that it is a common laboratory technique used to measure the concentration of analyte…

Q: 18. (a) The term COVID-19 stands for Coronavirus Disease 19 being the 19th strain of coronavirus…

A: Introduction A viral infection is the proliferation of a harmful virus within the body, symptoms…

Q: List down two important precautions in conducting brine solution experiment.

A: Brine solution experiment : The brine solution experiment is generally used to study the process of…

Q: Why can't there be more than two complementary primers?

A: The two primers used in PCR should not be complementary, or they will anneal to each other and form…

Q: What could you deduce from the characteristics of your child? Is the genetics of variation as simple…

A: Variations are the differences in the genetic makeup or phenotype of various organisms.

Q: QUESTION 4 Which of these is not a component of the plasmid cloning vector O a. tetR O b. lacZ gene…

A: A vector is a tool to replicate foreign DNA into a host organism with the help of recombinant DNA…

Q: 1. What are the major steps in urine formation in a nephron? 2. Describe the important processes…

A: Introduction :- The structure that really makes urine in the process of eliminating waste and excess…

Q: This component of a waste management plan detines a set of policies and procedures involving…

A: Introduction Ecology:- It is the study of organisms and how they interact with the environment…

Q: write a brief explanation of how changes in gas pressure relates to your ability to breathe. Include…

A: According to Boyle's law The volume of a given amount of gas held at constant temperature is…

Q: Provide at least one (1) pollinator species (insects, mammals, etc.) and describe its ecological,…

A: Introduction Pollination:- It is the act of transferring pollen grains from the male anther of a…

Human Evolution

Human evolution is the process of evolution of humans from early man to anatomically modern humans. The process of evolution in humans leads to the gradual development of traits like bipedalism. Humans are the highly social animals that make them the most advanced animal on Earth.  Human evolution is an outcome of interaction among the following processes: