Quickly gain a reputation by helping other students with their questions. When students see your nickname, they'll immediately associate your answer with credibility and expertise. Also, earn credits for sharing your knowledge and redeem them for rewards.
Successful PCR experimentation depends crucially on primer design and characterisation. Poor primer design can lead to a series of problems that can result in, for example, no amplification, poor amplification or the amplification of multiple targets.
For each statement, the distribution of a population is illustrated before a selective force causes ...
For each statement, the distribution of a population is illustrated before a selective force causes the population to evolve.
i. Indicate where on the graph the selection takes place (it could be one place or two) by placing an “x” (or two if necessary). ii. Draw the new population distribution on the graph. iii. Indicate the type of selection taking place.
Molecules that are eaten but not absorbed by the animal leave the animals body i
Molecules that are eaten but not absorbed by the animal leave the animals body i Answer it Table I:Mealtime Grains Fruit Vege... Answer it hi, does any body know the yogurt produc... Answer it Explain how the structure of a carbohydr... Answer it How has recent evidence that birds are d... Answer it -------------
A device that monitors the activity of the photoreceptor cells of the eye indicates that there is a constant flow of neurotransmitter being released by the photoreceptor cells. This information implies that the subject is A. reading. B. in a dark room. C. outside in sunlight. D. in a brightly lit auditorium. E. focusing on a distant object.
A biologist is studying factors which affect population size where the percentage of individuals kil
Here it is..... hope this helps someone. Pls make sure you look at the answer key. lol... I got a 75! Question 1 of 20 5.0/ 5.0 Points A biologist is studying factors which affect population size where the percentage of individuals killed remains the same regardless of population size. What are these factors?
In 1997, researchers discovered a 1 mm microbe (Thiomargarita namibiensis) in oc
Trying to get some information on this to get a better handle on it.
n 1997, researchers discovered a 1 mm microbe (Thiomargarita namibiensis) in ocean sediments. This microbe is visible without a microscope. Discuss where this bacterium was found. What criteria did they use to classify Thiomargarita as a bacterium and not a protist?
Gut microbes why studies have different conclusions and which is more accurate
A study of the human gut performed in 1982 used various types of plates under different growth conditions to describe and enumerate the microbes in the human gut. They concluded that the majority of the microbes in the human gut are Gammaproteobacteria. A study conducted in 2010 using next-generation sequencing to characterize 16S rRNA sequences concluded that the majority of the
A marine protozoan is known to pump sodium ions outward by a simple ATP-driven Na+ pump that operates independently of potassium ions. The intracellular concentrations of ATP, ADP, and Pi are 20, 2, and 1 mM, respectively, and the membrane potential is -75 mV. a. assuming that the pump transports three sodium ions outward per molecule of ATP hydrolyzed, what is the lowest
Hey! I have some neuronbio questions! HELP is greatly appreciated. 1. What can you say about Neuron 1 and 2? (see attachment 1) a. Larger length constant, larger time constant, and smaller membrane resistance than 2. b. Smaller length constant, smaller time constant, and smaller membrane resistance than 2. c. Larger length constant, a smaller time constant, and
If you were a biologist studying the characteristics of chordates, which of the following would not
Part 1 of 8 - 13.32/ 16.65 Points
Question 1 of 30 0.0/ 3.33 Points If you were a biologist studying the characteristics of chordates, which of the following would not be included in your studies? A.The notochord B.The dorsal tubular nerve cord C.The postanal tail D.The vertebral column E.Pharyngeal pouches
If you were a travel agent with clients who wanted an ecotour to see muskox, polar bears, wolves, and lemmings, where would you send your clients. A. Article tundra B. taiga C. Grassland D. Alpine tundra E. desert
If you wished to compare the efficiency of energy flow in two biomes with plants and animals of similar lifest
The slaughter of animals has been the subject of much debate. The main question revolves around, Is it better to stun the animal before slaughtering it or not ?
Many researchers say yes, animals should be stunned and many also, say no, animals should not be stunned.
The dimension on which their proposition is founded is pain, Those who say yes, say so because t
The unified network of DNA profile and or genotype to a targeted population of human insulin is compromised by the conspiracy to invade the nitrogenous base of a specified pH scale in order to overthrow the permeable substrate of isotonic homology to a specified sensitivity zone of genome code.
Place the following characters on a phylogeny of fungi (with animals as an outgroup), Flagella, Dikaryotic hyphae, Septa, Multicellularity, Non-motile sperm, Arbuscular mycorrhizae, Macroscopic reproductive structures
Lichens come in three different growth forms. Some mycologists think that lichens have evolved more than once. If true, perhaps each of the three growth forms if lichen represent and independent evolution of a lichen symbiosis. How would you investigate this question?
Imagine a lineage of flowering plants in which mitotic cell division did not occur between the event of meiosis and fertilization. Describe how the change in the timing of cell division would affect the structure and life cycle of the plants in this lineage.
Until the evolution of the seed plants, land plants were dependent on the availability of water for reproduction. Explain why this was true. Explain how seed plants overcame the need for water in reproduction.
Antheridia and archegonia have been lost in some groups of plants. Which groups are missing which structures? What possible vestigial remnant of these structures exist in the groups missing one or both of these structures?
An outbreak of an unidentified bacteria has occurred in a remote village. You ha
An outbreak of an unidentified bacteria has occurred in a remote village. You have been selected to travel on the investigative medical team as the microbiologist. You are allowed to take 80 pounds of equipment. Your plane can only carry 80 pounds of equipment per person so going over the weight limit is not an option or your plane will crash and everyone will su
Looking at your graph for Concentration of NO3 and SO4 versus Total Acidity
Looking at your graph for Concentration of NO3 and SO4 versus Total Acidity of Rainfall, describe the relationship that exists between the variables. How does the total acidity of rainfall change as the concentrations of these substances change? Is this a direct variation, an inverse variation, or is there no relationship?
Chapter 12_Current Events: Cancer's Secrets Come Into Sharper Focus
Which of the following codes for proteins? Answer: genes You are developing a new drug that damages the cells that provide the supportive structure required by a tumor. Which type of cell are you targeting? Answer: fibroblast A tumor would not be able to have its own blood supply if it weren't for which of the following? Answer: endothelial cells
It is often proposed that a feature that is advantageous to individual organisms is the reason for the great number of species in certain clades. For example, wings have been postulated to be a cause of the great diversity of winged insects compared with the few species of primitively wingless insects. How could an individually advantageous feature cause greater species diversity? H
Suppose the phylogenetic species concept were adopted in place of the biological species concept. What would be the implications for (a) evolutionary discourse on the mechanisms of speciation; (b) studies of species diversity in ecological communities; (c) estimates of species diversity on a worldwide basis; (d) conservation practices under such legal frameworks as the U.S. Endanger
How many luciferase producing vibrio harveyi it takes to replace a lightbulb
hello, for a 5 min. presentation i would like to perform a calculation answering the theoretical question "how many luciferase producing vibrio harveyi it takes to replace a lightbulb"
it is considered a 60W indecidence light bulb produce aproximatly 800 lumens.
i would need help in obtaining some sources, such as how much light (measured by candle o
I attempted this question twice but I only got 2 right, and my teacher does not give the correct answers, please help!
A student is given eight red blood cell suspensions, which contain only red blood cells, and the serum from each sample. Serum is blood plasma in which fibrinogen has been removed.
She is asked to identify each of the four blood ty
ATP is cell’s energy shuttle. Hydrolysis at its terminal phosphate group produces ADP and phosphate and releases free energy. ATP is a nucleotide (adenosine) that has three attached phosphate groups instead of one. Hydrolysis of ATP (the combination of ATP
