Biology and Genetics

4. Multicellular Gametangia -female gametangia are able to produce eggs, while m

4. Multicellular Gametangia -female gametangia are able to produce eggs, while male gametangia are able to produce sperm. This helps protect the gametes from harsh life on land 5.…

4. Na\'Ch movement when testing the 100 MWCO membrane reached equilibrium in 10

4. Na'Ch movement when testing the 100 MWCO membrane reached equilibrium in 10 minutes. This is due to: a. Pore size within the 100 MWCO membrane b. The amount of Na*Cl in the fir…

4. Nail-patella syndrome in humans is characterized by congenital abnormalities

4. Nail-patella syndrome in humans is characterized by congenital abnormalities of the fingernails (and sometimes toenails) and the patellae (kneecaps). The gene for this disorder…

4. Neutron therapy is not pursued widely because: a) Neutrons have too low OER b

4. Neutron therapy is not pursued widely because:             a) Neutrons have too low OER             b) Neutrons do not kill tumor cells efficiently enough             c) Neutro…

4. Nuclear reactions Aa Aa Uranium is an element with three naturally occurring

4. Nuclear reactions Aa Aa Uranium is an element with three naturally occurring isotopes: 238U, 235U, and 234U. This means that 238U, which has a mass number of 238, has more than…

4. Occasionally an asteroid will break into fragments due to a collision. These

4. Occasionally an asteroid will break into fragments due to a collision. These fragments can leave the asteroid belt and even make their way to Earth. Some asteroid fragments do …

4. Of the three food items listed above, which is most profitable? a. Item 1, be

4. Of the three food items listed above, which is most profitable? a. Item 1, because it has the highest E reward. b. Item 2, because it has the highest search time. c. Items 2 an…

4. On a typical, day-to-day basis, the liver performs gluconeogenesis at a low r

4. On a typical, day-to-day basis, the liver performs gluconeogenesis at a low rate. But the liver can perform gluconeogenesis at a high rate, when necessary. (a) Describe glucone…

4. On an illegal wolf ranch in Wyoming, gray wolves are bred and sold illegally.

4. On an illegal wolf ranch in Wyoming, gray wolves are bred and sold illegally. A mutation was identified, generating a beautiful gray “speckled” coat color. The speckled wolves …

4. On the map below: Draw the boundary between the two different air masses show

4. On the map below: Draw the boundary between the two different air masses shown in Figure 7.11 based on the differences in air temperature and dew-point temperature. a. b. Label…

4. One could argue that the ionic \"event\" which triggers the sequence of event

4. One could argue that the ionic "event" which triggers the sequence of events leading to cardiac muscle contraction is the appearance of Ca2+ in the cell interior (sarcoplasm). …

4. One goal of tissue engineering is to develop surrogate tissues that can be im

4. One goal of tissue engineering is to develop surrogate tissues that can be implanted in a wound bed to enhance healing. Such tissue surrogates usually contain a suspension mate…

4. One of the features of diabetes mellitus Is the presence of excess levels of

4. One of the features of diabetes mellitus Is the presence of excess levels of glucose in the blood and urine due to a decreased uptake of glucose from the blood by cells. Which …

4. One of the genes of the E. coli Lysine operon (LysA) encodes an enzyme necess

4. One of the genes of the E. coli Lysine operon (LysA) encodes an enzyme necessary to synthesize lysine. The operon encodes several other 'genes' LysB. LysC and Lysh. Following i…

4. One of the great science fiction movies so far this century was Alfonso Cuaró

4. One of the great science fiction movies so far this century was Alfonso Cuarón’s Children of Men (2006), in which infertility threatens humanity with extinction. (a) P-element …

4. One reason that parents in many cultures have for centuries asked that their

4. One reason that parents in many cultures have for centuries asked that their children marry their "own kind" was the belief that the material basis of inheritance was fluid (BL…

4. Opinion: In January 2014, a paper published in Nature entitled, “Stimulus-tri

4. Opinion: In January 2014, a paper published in Nature entitled, “Stimulus-triggered fate conversion of somatic cells into pluripotency” reported the ability to convert adult st…

4. Order the following events (1 through 8, with 1 being the first and 8 being t

4. Order the following events (1 through 8, with 1 being the first and 8 being the last) as they would occur during an infection. (8 pts) Effector T cells enter site of infection …

4. Order the following events (1 through 8, with 1 being the first and 8 being t

4. Order the following events (1 through 8, with 1 being the first and 8 being the last) as they would occur during an infection. (8 pts) Effector T cells enter site of infection …

4. PLEASE SHOW ALL WORK!!! Two organisms AABBCCDDEE and aabbccddee are mated to

4. PLEASE SHOW ALL WORK!!! Two organisms AABBCCDDEE and aabbccddee are mated to produce F1 that is self-fertilized. If the capital letter represents dominant, independently assort…

4. PMSF (phenylmethylsulfonyl fluoride) is an inactivator of serine proteases. I

4. PMSF (phenylmethylsulfonyl fluoride) is an inactivator of serine proteases. It is commonly used in the production of protein for experimental study, it prevents cellular protea…

4. Palmitic acid is synthesized in vitro with purified substrates and fatty acid

4. Palmitic acid is synthesized in vitro with purified substrates and fatty acid synthase. (If you use standard carbon numbering for fatty acids there is no need to draw the struc…

4. Patients with Hunter\'s syndrome or Hurler\'s syndrome rarely live beyond the

4. Patients with Hunter's syndrome or Hurler's syndrome rarely live beyond their teens. Analysis indicates that patients accumulate glycosaminoglycans (GAGs) in lysosomes due to t…

4. Perception of gravity in plants involves: a) the sedimentation of the hormone

4. Perception of gravity in plants involves:          a) the sedimentation of the hormone IAA          b) the sedimentation of statoliths (amyloplasts)          c) sensitive root …

4. Permeability Testing You perform a permeability lab where you tested the perm

4. Permeability Testing You perform a permeability lab where you tested the permeability of various molecules in two different systems. System 1 contains artificial liposomes, as …

4. Permeability Testing You perform a permeability lab where you tested the perm

4. Permeability Testing You perform a permeability lab where you tested the permeability of various molecules in two different systems. System 1 contains artificial liposomes, as …

4. Peter (an orange male cat (solid colour) is mated to Tinkerbell (a black and

4. Peter (an orange male cat (solid colour) is mated to Tinkerbell (a black and white female cat). They have a female tortoiseshell kitten which was named Leia and a black & w…

4. Petroleum and most geologic resources are problem for sustainability for huma

4. Petroleum and most geologic resources are problem for sustainability for humans because: Circle One. a. they are exceptionally toxic. b. the natural (geologic) rate of producti…

4. Phenylketonuria (PKU) is an inherited genetic disorder caused by a recessive

4. Phenylketonuria (PKU) is an inherited genetic disorder caused by a recessive allele. A woman an husband are both carriers (heterozygous the following events? [You must provide …

4. Phenylketonuria (PKU) is an inherited genetic disorder caused by a recessive

4. Phenylketonuria (PKU) is an inherited genetic disorder caused by a recessive allele. A woman and her husband are both carriers (heterozygous). Based on this information, what i…

4. Phil is conducting a seed germination experiment. He places 3 groups of lettu

4. Phil is conducting a seed germination experiment. He places 3 groups of lettuce seeds in a 34º Celsius incubator with adequate moisture. One set of seeds is placed in a dark ar…

4. Phosphocreatine is used by your muscle cells to store some energy. The dephos

4. Phosphocreatine is used by your muscle cells to store some energy. The dephosphorylation of phosphocreatine, like that of ATP, is a highly exergonic reaction (see below) Phosph…

4. Photosynthesis is actually a two step process (each step is a very complex se

4. Photosynthesis is actually a two step process (each step is a very complex sequence of events).  Name the processes and where they occur in the cell. Process                   …

4. Please evaluate the energy gain from solar panels in an area of 1.0 square ki

4. Please evaluate the energy gain from solar panels in an area of 1.0 square kilometers in 300 sunny days with average time of 7 hours one sunny day in one year (assuming 65 clou…

4. Please give answers with detailed explanations. preferentially done by hand o

4. Please give answers with detailed explanations. preferentially done by hand or on computer. Need ASAP and will rate ASAP. (6 pts) Three mutants are known in robber flies bearde…

4. Please match each of the following structures with its corect description/fun

4. Please match each of the following structures with its corect description/function. (4 pts) Tropomyosin Titin Myosin Troponin Sarcoplasmic reticulum T-tubules z-dise Triad main…

4. Plumage in ducks is determined by a multiple allelic series of alleles named

4. Plumage in ducks is determined by a multiple allelic series of alleles named restricted (MR = white on the wing fronts), mallard (M = wild type), and dusky (md = darker plumage…

4. Predict the effect of heat-fixing the bacteria on a slide that you plan to st

4. Predict the effect of heat-fixing the bacteria on a slide that you plan to stain with nigrosin 5. Predict the effect of the following mistakes when performing the acid-fast sta…

4. Pretend you are a particularly evil synthetic biologist, designing a pathogen

4. Pretend you are a particularly evil synthetic biologist, designing a pathogen for world domination. Using the information covered in class, and anything you might look up in yo…

4. Pretend you are a researcher that has just Gray = Wild-type Virus X Black Pro

4. Pretend you are a researcher that has just Gray = Wild-type Virus X Black Protein Y mutant constructed a mutant virus with a deletion in the gene encoding protein "Y" of the vi…

4. Probability theory and the binomial expansion (see Investigation 3) show that

4. Probability theory and the binomial expansion (see Investigation 3) show that, were you to sample families consisting of four children, 1/16 of these families would consist of …

4. Proteins that remove phosphate from phosphorylated proteins are called ______

4. Proteins that remove phosphate from phosphorylated proteins are called _____________________________________, while proteins that transfer a phosphate from ATP to other protein…

4. Protista is not a correct group in that it does not represent a true evolutio

4. Protista is not a correct group in that it does not represent a true evolutionary lineage Because of this, it is said to be: a. polyphyletic multiphyletic e. technophyletic c. …

4. Purebred red-flowered plants were crossed withpurebred white-flowered plants.

4. Purebred red-flowered plants were crossed withpurebred white-flowered plants. The resultant F1 generation wereall pink-flowered. When the pink-flowered plants were crossed toea…

4. Questions (to be turned in at the end of lab) I. Proteins are made from amino

4. Questions (to be turned in at the end of lab) I. Proteins are made from amino acids. Why does the biuret reagent only detect protein but not amino acids? Giure 4 2. What kind o…

4. Rainforests found on islands throughout the Caribbean Sea have a number of en

4. Rainforests found on islands throughout the Caribbean Sea have a number of endemic species (those found nowhere else but in the native forests of those islands). About 75% of t…

4. Rainforests found on islands throughout the Caribbean Sea have a number of en

4. Rainforests found on islands throughout the Caribbean Sea have a number of endemic species (those About 75% of the land area on the island of Cuba to either agricultural or urb…

4. Recall that the entire genome of the bacteria was added to the PCR reaction.

4. Recall that the entire genome of the bacteria was added to the PCR reaction. Describe how the Taq polymerase knows where to begin replicating the DNA. 5. Once the primer anneal…

4. Refer to case study 1 below to answer the following question: How should Joe

4. Refer to case study 1 below to answer the following question: How should Joe address his concerns while working within the boundaries of his professional role, legal requiremen…

4. Scientists are interested in the following hypothesis: Exposure to bacteria a

4. Scientists are interested in the following hypothesis: Exposure to bacteria and waste products present in and on farm and pet animals in early childhood reduces the risk of the…