Biology and Genetics
101624 questions • Page 1710 / 2033
When and how did Earth and its moon come into being? Shortly after Earth origina
When and how did Earth and its moon come into being? Shortly after Earth originated by condensation of dust and material, the moon originated when a body the size of Mars struck E…
When and where did modern humans emerge? What is the earliest evidence of modern
When and where did modern humans emerge? What is the earliest evidence of modern human behavior, and to when does it date? When did modern humans first leave Africa? Why did early…
When animals\' natural habitats are used by humans, many animals can be saved fr
When animals' natural habitats are used by humans, many animals can be saved from extinction by breeding them in zoos or small artificial preserves. Would this method preserve spe…
When answering the following questions, assume all dilutions are in even power o
When answering the following questions, assume all dilutions are in even power of 10, unless told otherwise, and that 0.1 mL (100uL) or 1.0 mL (1,000 uL) volumes were plated. Also…
When answering these questions DO NOT exceed the space provided. If your answers
When answering these questions DO NOT exceed the space provided. If your answers can space then you are likely being excessively verbose. Succinctnes important aspect of scientifi…
When are adult women least likely to be at risk of hypocalcemia (low blood calci
When are adult women least likely to be at risk of hypocalcemia (low blood calcium concentration)? a. Lactation b. Pregnancy c. Removal of the parathyroid glands during thyroidect…
When are population dynamics models useful? There seems to have been a lot of re
When are population dynamics models useful? There seems to have been a lot of research about it, but how does it help? If I need data about how a population will evolve under what…
When asked how enzymes catalyze biological reactions, some students said the fol
When asked how enzymes catalyze biological reactions, some students said the following: Amy said that enzymes lower the activation energy needed tor the reaction to progress. Bett…
When asked to analyze your lob results, be specific (i.e. refer to your test res
When asked to analyze your lob results, be specific (i.e. refer to your test results in your answer). Be sure to cite your source(s) used. If a clinical laboratory test is highly …
When assessing a positive relationship between alcohol consumption and oral canc
When assessing a positive relationship between alcohol consumption and oral cancer using a case-control study, increasing the sample size of the study will result in which of the …
When astronomers discuss objects that give off light, such as the Sun, we discus
When astronomers discuss objects that give off light, such as the Sun, we discuss a concept called "luminosity" which is measured in units of energy per unit time. Typically this …
When at rest, a proton experiences a net electromagnetic force of magnitude 8.4×
When at rest, a proton experiences a net electromagnetic force of magnitude 8.4×10?13 N pointing in the positive xdirection. When the proton moves with a speed of 1.7×106 m/s in t…
When bacterial cells are treated with the antibiotic tetracycline, cells are not
When bacterial cells are treated with the antibiotic tetracycline, cells are not directly killed but instead are initially suppressed in growth. Then the cells die due to their in…
When becoming a certified peer recovery specialist why is it important to mentor
When becoming a certified peer recovery specialist why is it important to mentor and educate on support the development of effective communication skills, problem solving and conf…
When biologists conduct transformation experiments, they are concerned that the
When biologists conduct transformation experiments, they are concerned that the cells receiving the plasmid could already be resistant to the antibiotic used. For example, in this…
When biologists conduct transformation experiments, they are concerned that the
When biologists conduct transformation experiments, they are concerned that the cells receiving the plasmid could already be resistant to the antibiotic used. For example, in this…
When blood glucose concentration drops, the liver converts oxaloacetate to gluco
When blood glucose concentration drops, the liver converts oxaloacetate to glucose and secretes this glucose into the blood. The liver converts fatty acids to acetyl CoA and produ…
When body cells need more iron, the number of transferrin receptors on the cell
When body cells need more iron, the number of transferrin receptors on the cell increases. decreases. remains unchanged. Which of the following factors increases iron absorption? …
When building a phylogeny, which traits are the most useful for grouping organis
When building a phylogeny, which traits are the most useful for grouping organisms together? A. Traits that have a similar function B. Traits that look very similar C. Traits inhe…
When bungee jumping from a high bridge over Victoria Falls, an operator first at
When bungee jumping from a high bridge over Victoria Falls, an operator first attaches an elastic rope to the jumper. The jumper then jumps off the bridge, falling freely until th…
When calculating the concentration of bacteria in a liquid culture, you should p
When calculating the concentration of bacteria in a liquid culture, you should plate multiple dilutions of your culture then count the colonies that develop on only one of those p…
When calculating what size pipe to use for a specific flow requirement, we alway
When calculating what size pipe to use for a specific flow requirement, we always use the standard size up to the calculated size needed. Which of the statements below explain why…
When can a person be called Prediabetic? Where does insulin bind to the insulin
When can a person be called Prediabetic? Where does insulin bind to the insulin receptor? What does this do? What is insulin resistance? What are the tests used to identify the pr…
When can you encounter monoecy and dioecy in flowering plants? Question 9 option
When can you encounter monoecy and dioecy in flowering plants? Question 9 options: Only when plants have alternation of generations as their life cycle When plants have life cycle…
When cancer cells have metastasized, these cells are no longer confined to the a
When cancer cells have metastasized, these cells are no longer confined to the a) true b) false If you see multinucleated cells in a striated muscle slide, then the section must b…
When cartilage is compressed, water is squeezed out of the extracellular matrix;
When cartilage is compressed, water is squeezed out of the extracellular matrix; when pressure is removed, water flows back in. Why do you think cartilage at weight-bearing joints…
When cells are grown in the presence of radioactive thymidine it is incorporated
When cells are grown in the presence of radioactive thymidine it is incorporated into DNA during S phase. The results shown in the graph below come from an experiment in which cel…
When cells from an AT patient are indicated with a high dose what can happen? In
When cells from an AT patient are indicated with a high dose what can happen? Inhibited cell cycle arrest Slower DNA replication increased sensing of DNA damage illegitimate recom…
When cells in G1 and cells in S phase were fused together, the G1 nucleus began
When cells in G1 and cells in S phase were fused together, the G1 nucleus began to replicate DNA when it was exposed to S phase cytoplasm in the fused cell. Which conclusion is be…
When chemical messages (e.g. hormones or neurotransmitters) bind to plasma membr
When chemical messages (e.g. hormones or neurotransmitters) bind to plasma membrane receptors the message (the information carried by the message molecule) reaches the cytoplasm b…
When chromosomes are examined cytologically, it is often possible to determine i
When chromosomes are examined cytologically, it is often possible to determine if the homologs are paired or unpaired. Paired homologs are called bivalents, while unpaired homolog…
When circular double-stranded DNA from the plasmid pCEL1 is digested by various
When circular double-stranded DNA from the plasmid pCEL1 is digested by various restriction endonucleases and combinations thereof, the following bands (with lengths given in kilo…
When coding any record using ICD-10-CM, you have to read the entire report and t
When coding any record using ICD-10-CM, you have to read the entire report and then pick out final diagnoses or signs and symptoms if there is not final diagnosis. 8. A 36-year-ol…
When combined, the three synoptic air streams contribute to the development of r
When combined, the three synoptic air streams contribute to the development of rotating supercells. What characteristics make this possible? Decreasing speed shear with height. Wi…
When commenting on the controversy surrounding GMOs in agriculture, a government
When commenting on the controversy surrounding GMOs in agriculture, a government official in South Africa said ‘I really don’t like the idea of having genes in my food.’ Which of …
When commenting on the controversy surrounding GMOs in agriculture, a government
When commenting on the controversy surrounding GMOs in agriculture, a government official in South Africa said ‘I really don’t like the idea of having genes in my food.’ Which of …
When comparing an individual that carries a heterozygous reciprocal translocatio
When comparing an individual that carries a heterozygous reciprocal translocation between non homologous chromosomes, to an individual carrying the same translocation in homozygou…
When comparing graphs of dry matter productivity (g/m2/yr) in different regions,
When comparing graphs of dry matter productivity (g/m2/yr) in different regions, which of the following is true? a. Dry matter productivity is positively correlated with precipita…
When comparing graps of dry matter productivity (g/m2/yr) in different regions,
When comparing graps of dry matter productivity (g/m2/yr) in different regions, which of the following is true? A. The influence of temperature and precipitation act independently…
When comparing similarities among multiple protein structures, which of the foll
When comparing similarities among multiple protein structures, which of the following is false? None of the given statements are false Proteins with the same function from differe…
When conducting a research on issues on the Effective Treatments for Chemical De
When conducting a research on issues on the Effective Treatments for Chemical Dependency, The research question is; “How effective are the various methods of treatments for chemic…
When conducting this test, some microbiologists inoculate two sets of broth, one
When conducting this test, some microbiologists inoculate two sets of broth, one with carbohydrate and one without (PR Base Broth). Given that an uninoculated control is used to i…
When considering a modified Rankine vortex, ____________ decreases with increasi
When considering a modified Rankine vortex, ____________ decreases with increasing radius while _____________ increases. temperature / wind speed magnitude Rossby Radius of Deform…
When considering anion exchange chromatography, which of the following statement
When considering anion exchange chromatography, which of the following statements best describes how increasing concentrations of NaCl elute the protein from the column? Option A:…
When considering carrying capacity it would truly be a travesty to have the popu
When considering carrying capacity it would truly be a travesty to have the population level out because of disease and hunger. What are some positive ways to limit the fertility …
When considering synonymous and nonsynonymous mutations within a population, whi
When considering synonymous and nonsynonymous mutations within a population, which of the following is TRUE? Nonsynonymous mutations will often be removed by purifying selection S…
When considering the increasing complexity of atoms, molecules, cells and tissue
When considering the increasing complexity of atoms, molecules, cells and tissues, you may notice that each step has characteristics that were absent in the previous level. These …
When contrasting lava from composite volcanoes to lava from shield volcanoes.? 1
When contrasting lava from composite volcanoes to lava from shield volcanoes.? 1)composite volcanoes most often produce basaltic lavas with high viscosities, whereas shield volcan…
When cooking frozen cheese ravioli, the directions say to put the 255 grams of f
When cooking frozen cheese ravioli, the directions say to put the 255 grams of filled pasta into 3 quarts of boiling water. Why should you use 3 quarts when 1 quart would easily c…
When corn plants are too tall, they lodge (topple over) prior to harvest. This i
When corn plants are too tall, they lodge (topple over) prior to harvest. This is bad since the grain is often lost when it cannot be picked up off of the ground by mechanical har…
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