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In angiosperm reproduction the fertilization of the two synergids gives rise to endosperm. This sentence make...
The velocity of a reaction is 40 µM/min at a substrate concentration of 1.5 mM. The...
1. Difference between nitritation and nitrification. 2. Also what is the advantages/disadvantage of using Partial Nitritation/Anammox...
A Context for Understanding Gene Expression When an organism expresses its set of genes, the result...
1. Lipase inhibitors such as pharmaceutical drugs bind to lipase and prevent lipid breakdown. Lipids can...
In the clinic you have encountered a possible new infectious disease. Describe in detail how are...
If an earthquake occurs and the two populations of wildebeest can migrate in between herds how...
DNA sequences should be read in which direction? 5’->3’ OR 3’->5’...
Exercise 11 3. Why is it necessary for restaurants to post warnings regarding the consumption of...
Compare the active sites of the following enzymes : Cysteine Proteinase (SARS Coronavirus Main Proteinase) and...
a deer population grows 30% in the first 120 minutes. How long will it take for...
Discuss the type of testing (of the 3 main strategies of testing) that you would prefer...
please explain solid answers only! Terpenes and carotenoids are biosynthesized from which lipids? isoprenoids OR...
Put these steps in neuromuscular junction synaptic transmission and excitation-contraction coupling in chronological order. (Type the...
Birds’ testes/ovaries enlarge during the breeding season and then shrink back down to a 10th of...
You have been told to obtain a sputum sample and to perform microbiological staining in order...
Arthropods, especially Insects, are the most diverse phylum, containing over a million classified species. What characteristics...
What is the mechanism by which monoclonal antibody102.4 offers protection against Henda virus?
Discuss ionotropic and metabotropic receptor activation, noting similarities and differences in the way they function. Expand...
A student purchases and weighs 5 pounds of carrots from a local grocery store. She notices...
15. A patient's immune system will attack cells in transfused blood if the donor's blood type...
explain the importance of fermentation as it occurs in many microorganisms and provide reasons why only...
What type of bias can be introduced from the way in which cases and controls are...
If AaBbCc is mated to AaBbCc, what is the probability that the offspring will have 1)...
3. a. What determines the reproductive fitness of a genotype in a population? b. If...
Modern conservation ecologists are often working to protect and improve the status of rare and endangered...
Which phenotypic and genotype ratios are likely to occur in testcrosses when dealing with a single...
Huntington’s disease is caused by a dominant mutation. A twenty-year-old man has the mutation and does...
describe the cis-acting and trans-acting elements that control tissue specific transcription of eukaryotic protein-encoding genes, including...
what is saltational evolution?
How will Vmax and Km change when enzyme concentration is reduced by 1/2? Increased by 1/2?
______ activates ppsinogen into pepsin and ___ activates trypsinogen into trypsin a. amylase; enteropeptidase b. nteropeptidase;...
If the rate of binding of an enzyme to its substrate is inhibited, would this affect...
A mutation in a gene can results in a new function for the gene. The term...
bio/chem forensic questions? 1. Of all the polymers functional groups, which will give a more intense...
If a cell has 64 chromosomes prior to S and undergoes mitosis followed by cytokinesis ,...
Colorectal cancer is one of the most preventable forms of cancer. Colonoscopies after age 50 are...
Many factors contribute to the complex nature of membrane fluidity. Clearly describe at least two characteristics...
Why are supernatant and pellet generated during centrifugation?
1. A species has a diploid chromosome number of 10. In cells undergoing meiosis the number...
Name two adaptations that allow for the external development of a sexually reproducing organism
What happened when Spemann transplanted cells that were presumptive neural ectoderm to the ventral side of...
Sugars are essential components of nucleic acids. (2 marks) a) Provide the precise chemical description (anomer, isomer and either pyranose or furanose form) of thecircular stereoisomers...
On occasion, leukemia or lymphoma is discovered in abnormal results of routine blood tests. For example,...
33. Referring the plasmid in question 31, to test for the presence of this plasmid in...
. Describe in detail, how you would prepare a 0.8% agarose gel, which is 1X TAE...
25. The composition of YT media is 2.0% NaCl, 1.0% peptone and 0.5% yeast extract. How...
what type of information can you glean from forward scatter and side scatter?
You talked to your neighbor and she mentioned that they found elevated level of white blood...
how is protein made from mRNA ? what raw materials must be present for this process...
What are the advantages of genetically modified fetus? Will genetic modification stop the child from experiencing...
QUESTION 1 :The alleles of a particular gene segregate independently into individual gametes (sex cells) during...
In addition to experiencing disorders and diseases that can affect muscles, people can strengthen or weaken...
19. SDS-PAGE and the isoelectric focusing method for the separation of proteins both have which of...
which of the following media are selective, select all that applies. a- triple sugar iron agar...
select the statement below which is inaccurate of the envelope of viruses. a- envelope is composed...
xantham gum
what are fibroblasts? How are fibroblasts related to the cytoskeleton?
If signaling arose as a solution to the demands of multicellularity, how then do you account...
What are the genotypic and phenotypic ratios for kernel color and kernel texture for a dihybrid...
You notice an organism moving in your water sample. The light from the microscope is flicking...
Capital Investment and Analyses Respond to the following: Briefly describe a scenario in which a particular...
The Klinefelter syndrome is a genetic disease caused by an extra copy of the X sex...
7. Beadle started his career working on Drosophila, but changed his study system to bread mould...
Each group prepares a short speech (3-5 minutes) on specific issues about climate change: ? What...
GWAS are used to determine if a mutation or gene may be a risk factor for...
1. In 1995, the Alabama Department of Education l required all biology textbooks used in the...
4. Assume that you just started doing some research in evolutionary biology and your undergraduate project...
The environmental conditions in a given ecosystem vary from one season to the other end from...
The Canary Islands are the cluster of seven islands that lie just west of Africa after...
1. What is the difference between osmosis and diffusion? A) they are the same in all...
1 ) a) What is the function of outer hair cells in auditory sensitivity? If there...
Where are chloropast proteins translated?
Which of the following is considered to be an indirect motor pathway? Corticobulbar tract Corticospinal tract...
You are hired as a consultant for a new venture: pet squirrel breeding. Because customers prefer...
State whether enzymes are phosphorylated or dephosphorylated in the glycogen metabolism pathways on the binding of...
One of the first steps ecologists take in studying the natural world is sampling populations and...
All of the following are foods that should be avoided by people taking MAO-Is except a....
In your practical classes, you conducted a PCR to identify students with functional versions of the...
Now design a poster that could be used in a hospital or community center to inform...
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