How does the vascular cambium give rise to xylem?

Q: The smallest unit of biological structure that meets the functional requirements of "living" is the.…

A: The specific set of biological systems and structures that make up biological organisation is what…

Q: a) The pl of a protein is 9.0. What will be the net charge (positive, negative or neutral) on the…

A: Proteins are macromolecules that are formed by several amino acids. Amino acids carry different…

Q: Define the term amplification and then discuss WHY hormone signals are amplified. are amplified and…

A: Amplification simply means massive multiplication. Amplification in terms of genetic material means…

Q: Can you solve part B only asap

A: Introduction: The urinary system is made up of four principal organs: the kidneys, urinary bladder,…

Q: Domesticated sheep cells have a total of 54 chromosomes (versus 46 chromosomes in human cells). (a)…

A: Chromosomes are the structures that carry DNA.

Q: Are there any other modes of nutrition? What are these and how relevant is it to that particular…

A: All living organisms require food. The food gives energy to the organisms for growth and maintenance…

Q: 1. Organelles work together to sustain the overall function of the cell and maintain homeostasis…

A: Homeostasis is any self-regulating process by which an organism tends to maintain stability while…

Q: Name the stages of mitosis in order to describe the behavior and structure of the chromosomes at…

A: Introduction :- The thread-like components known as chromosomes are found in the nucleus of both…

Q: 1. The most commonly used method in measuring LD because it produces a positive rate (NADH) and not…

A: LD here stands for lactose dehydrogenase which is an enzyme used for the conversion of lactate to…

Q: Where can we practically use the knowledge acquired in knowing the differences of Hypertonic,…

A: Introduction A solution is made up of solvent and solute. The solvent is usually in aqueous form and…

Q: Contrast hypotheses of proximate causality with those of ultimate causality, including the general…

A: A hypothesis is a tentative explanation to any question, which can be tested by various experiments.…

Q: why is there a need to maintain a hot temperature in separating the supernatant liquid containing…

A: Silver, Mercury and and lead ions are cations that form precipitates upon reaction with Chloride.…

Q: reason why open system has a limitation of collecting only 10 mL of blood?

A: Open and closed collection are two methods of collecting blood samples for lab testing. 1. Closed…

Q: Fill in the blank. The anther is O Haploid O Diploid No answer text provided.

A: The main sexually reproducing unit in an angiosperm is a flower. > The female reproductive part…

Q: List the secretions of the pancreas, live and gallbladder.

A: The glands related with digestive system which secret digestive juices containing enzymes that…

Q: Which plasma membrane component can be either found on its surface or embedded in the membrane…

A: All cells have a plasma membrane or cell membrane as their outer layer, though animal cells have it…

Q: A specimen presents an endocrine system organ covered with capsule made of connective tissue. Septa…

A: Introduction :- Specialized glial cells called astrocytes outnumber neurons by a factor of nearly…

Q: Scenario 1 Mortality Rate: __10_____________________ Generation 0 (start) 50 100 150…

A: Hardy Weinberg’s principle is the mathematical representation of population analysis which…

Q: 2. Alexis wants to find out which laundry detergent cleans the best. So, he takes a cotton sheet and…

A: Four squares are stained with grape juice and four with chocolate by Alexis, who then washes one…

Q: 1. Organelles work together to sustain the overall function of the cell and maintain homeostasis…

A: Introduction :- An organelle is a subcellular structure that, like an organ in the body, has one or…

Q: po. One endpoint reported was the occurrence of any skeletal events after 9 cycles of treat rence.…

A: Drug efficacy study is intended to test the ability of an intervention for example, a drug  to…

Q: Label name biology

A: Introduction: The respiratory system constitutes a group of organs concerned with breathing…

Q: What can muscle tissue do that nervous tissues can’t

A: Introduction Cells are the basic structural and functional unit of all biological organisms. These…

Q: What are 3 characteristics that all types of connective tissue share?

A: Three man characteristics of connective tissue  1. Connective tissue are mesodermal in origin 2.…

Q: Give an example of how applied science has had a direct effect on your daily life.

A: Applied science It refers to the application of knowledge gained by inferences from the scientific…

Q: What is the importance of using multiple purification methods in isolating a protein?

A: Introduction  Proteins are substantial biomolecules and macromolecules made up of one or more…

Q: The patient has significantly increased daily urine output. The disadvantag of secretion of the…

A: Hypothalamus plays an important role in hormone production and stimulates many processes in body. It…

Q: Distinguish among phagocytosis, pinocytosis, receptor-mediated endocytosis, and exocytosis.

A: Introduction: The process by which cells take in chemicals from their surrounding environment is…

Q: A. Compute for the total magnification of an image under the LPO for both microscopes. B. Calculate…

A: Microscopes are one of the most valuable and essential pieces of equipment in a laboratory. they are…

Q: 1. To produce a specialized-transducing mycobacteriophage construct, a cosmid bearing the allelic…

A: Cosmids :- These are the vectors, which are constructed by using hybrids of lambda…

Q: The purpose of the QVIR strategy is to

A: Introduction QVIR falls under a class of antiviral drugs known as reverse transcriptase inhibitor

Q: Which of the following is true about the organism which grew at both 37°C and 4°C in the figure…

A: The growth of the organism is very much confluent in 4oC and 37oC respectively.

Q: A microorganism was streaked onto 4 nutrient agar plates and the plates were incubated at different…

A: Nutrient agar  A type of general media that supports growth of wide variety of microorganisms.

Q: each of these 5 tissues and color the images using the legend/colors: the nucleus (blue), Cytoplasm…

A: Introduction The cell is the basic, structural, and functional unit of life in all biological…

Q: How are congenital abnormalities of the urinary collecting system detected and treated?

A: The word congenital means any trait or disease present from birth. Hence the diseases detected at…

Q: When labeling culture tubes or plates why do we use a pencil instead of a pen?  Are there other…

A: Appropriately labeling specimens for research labs is of critical importance.

Q: come up with two illustrations of objects that exhibit patterns in nature and write a brief…

A: Introduction The word pattern refers to a consistent design or arrangement. The pattern in nature…

Q: Writing/Response Prompt: Theorize about the following - Where do harmful genes that contribute to…

A: Each organism's DNA sequence is unique. Its base-pair sequence might vary from time to time. It is…

Q: Which muscle contracts in the tension reflex? a. all muscles contract at the same time in this…

A: Reflex is a sudden, involuntary movement in response to a stimulus. The stimulus can be anything…

Q: 3. Are animal cells and plant cells eukaryotic or prokaryotic? Why do you say so? 4. What structures…

A: Prokaryotic cell is that cell which does not have true nucleus or membrane bound organelles.…

Q: When viewing a specimen through a light microscope, scientists use _________ to distinguish the…

A: Light microscope is also referred to as optical microscope.  It is a basic and simple type of…

Q: Make a Venn Diagram to compare and contrast the animal farming practices of the two settings…

A: Introduction Animal farming refers to the practices that involve the raising of animals such as…

Q: Adenohypophysis parenchyma is represented by trabeculae, which are formed by glandular cells. There…

A: The given question is to find the granular cell that can be stained by basic dyes and contain…

Q: The field of view is the amount of the specimen you see when you look through the objectives. The…

A: As we increase the magnification from scanning power to low power to high power, the specimen starts…

Q: What is one way you can use the theory of evolution to understand things in everyday life ? This can…

A: Introduction: Erasmus Darwin famously suggested more than 200 years ago that "unravelling the theory…

Q: What is the primary function of carbohydrates attached to the exterior of cell membranes? a.…

A: The top layer of animal cells is called the plasma membrane. By Singer & Nicholson, the…

Q: 3. What distinct organelles perform energy transformations? mog

A: Organelles are unique and well-organized structures found in living cells. Vacuoles, nuclei,…

Q: 5. The symbiotic theory explains the origin of eukaryotic cells with the transition to aerobic-…

A: Introduction  Eukaryotes are organisms having cells that contain a nuclear envelope around their…

Q: tissue

A: Nervous tissue, also known as neural tissue is a vital tissue in brain that controls all day to day…

Q: Enumerate the different kinds of blanks used in spectrophotometry

A: Introduction :  Spectrophotometry is a method used to analyse molecules quantitatively based on how…

Plant sensory system

The plant sensory system is a sophisticated system that responds to environmental stimuli such as light,temperature, gravity, and touch. Research predicts that plant hormones and signaling mechanisms areresponsible for this regulation system in plants.