Biology and Genetics
101624 questions • Page 1714 / 2033
When testing for possible UTI (using TSA , MAC, and MSA plate) If the microbes t
When testing for possible UTI (using TSA , MAC, and MSA plate) If the microbes tested using these plates are : A) E. coli B) staphylococcus aureus C) Proteus Vulgaris What is thei…
When testing mosqunoes for pathogens which of the tollowing statements is true?
When testing mosqunoes for pathogens which of the tollowing statements is true? A. Vero cell culiture techniques have been more useful for detecting Rhabdoviruses than for Flavivi…
When the ? 2 -AR is activated, a signaling cascade is initiated that leads to cA
When the ?2-AR is activated, a signaling cascade is initiated that leads to cAMP dependent phosphorylation of protein X. Cells were transfected with control silencing RNA ( siRNA)…
When the ? 2 -AR is activated, a signaling cascade is initiated that leads to cA
When the ?2-AR is activated, a signaling cascade is initiated that leads to cAMP dependent phosphorylation of protein X. Cells were transfected with control silencing RNA ( siRNA)…
When the Elodea leaf was exposed to 0.85% saline, what happened to the leaf? A)T
When the Elodea leaf was exposed to 0.85% saline, what happened to the leaf? A)There was no effect on the leaf B)The cells of the leaf increased in size C)The cells of the leaf de…
When the S. cerevisiae genome was sequenced, only about 40% of its predicted gen
When the S. cerevisiae genome was sequenced, only about 40% of its predicted genes had been previously identified in forward genetic screens. This left about 60% of predicted gene…
When the Spinal Cord is Injured When the spinal cord is injured some bodly funct
When the Spinal Cord is Injured When the spinal cord is injured some bodly functions such as breathing and toilet control may be impaired. Many of these injuries occur as a result…
When the United States converted to ICD 10 in October 2015 we joined the rest of
When the United States converted to ICD 10 in October 2015 we joined the rest of the modernized healthcare world in being able to contrast and compare ICD 10 codes. This was a mon…
When the United States defeated Spain in the Spanish-American War and took contr
When the United States defeated Spain in the Spanish-American War and took control of the Philippine Islands, it decided not to grant them independence. President McKinley justifi…
When the White Leghorn breed of chickens is crossed to the White Wyandotte breed
When the White Leghorn breed of chickens is crossed to the White Wyandotte breed, all the F1 birds have white feathers. The F2 birds appear in the ratio 13 white: 3 colored. When …
When the bacteria Vibrio cholera resides in the human gut they produce an activa
When the bacteria Vibrio cholera resides in the human gut they produce an activator protein that triggers the simultaneous expression of at least 13 genes/operons that cause diarr…
When the barometric pressure falls that is most likely to indicate: A. The air i
When the barometric pressure falls that is most likely to indicate: A. The air is sinking, improving weather B. The air is sinking, clouds increasing C. The air is rising, im…
When the bladder is filled and the micturition reflex is initiated, the nervous
When the bladder is filled and the micturition reflex is initiated, the nervous supply to the bladder promotes contraction of the bladder and relaxation of the external urethral s…
When the body needs to conserve water, the What do the terms isotonic and hypert
When the body needs to conserve water, the What do the terms isotonic and hypertonic meant since the fluid the that is to become begins as (an isotonic solution is solution) What …
When the cells were fed lactose about 1/2 the genes they identified as being inv
When the cells were fed lactose about 1/2 the genes they identified as being involved in exopolysaccharide synthesis became more active, what is the most likely explanation of the…
When the channel is open, what provides the driving force for ion transport ? Is
When the channel is open, what provides the driving force for ion transport ? Is this in any way correct or am I missing a few things? Open ion channels provoke rapid responses. I…
When the chickenpox vaccine was developed older people who had not had chickenpo
When the chickenpox vaccine was developed older people who had not had chickenpox were among the first to be able to get the vaccine. However, sometimes people have such a minor c…
When the continents were assembled and mountain ranges were matched up, mountain
When the continents were assembled and mountain ranges were matched up, mountains in Scandinavia and the British Isles matched up perfectly with which North American mountain rang…
When the core of a red giant becomes hot enough to fuse helium into carbon (100
When the core of a red giant becomes hot enough to fuse helium into carbon (100 million K), the entire core ignites suddenly in a burst of nuclear fusion called the helium flash. …
When the details of gene expression were first being worked out, it was hypothes
When the details of gene expression were first being worked out, it was hypothesized that one gene was responsible for the production of one protein. We now know this is not the c…
When the experiments illustrated in the above figures were repeated, but insteea
When the experiments illustrated in the above figures were repeated, but insteead of figa is essentially inchanged except that the rate of o2 consumption following the addition of…
When the fully formed blastocyst contacts the endometrium it is called what? hat
When the fully formed blastocyst contacts the endometrium it is called what? hatching fertilization ovulation implantation differentiation Which layer of cells erodes a path throu…
When the high energy bond of ATP is broken, what are the products? AMP + 2Pi ADP
When the high energy bond of ATP is broken, what are the products? AMP + 2Pi ADP + Pi NADH ADP + CO2 When things cross a membrane because there are more of them on one side of the…
When the human genome was first sequenced, scientists expected to find around 10
When the human genome was first sequenced, scientists expected to find around 100 000 genes (which corresponded to the estimated number of different proteins in a human), Upon its…
When the light-harvesting complex absorbs light energy, it is eventually passed
When the light-harvesting complex absorbs light energy, it is eventually passed to P680 which emits an electron. Which of the following statements correctly describes the energy a…
When the light-harvesting complex absorbs light energy, it is eventually passed
When the light-harvesting complex absorbs light energy, it is eventually passed to P680 which emits an electron. Which of the following statements correctly describes the energy a…
When the male pronucleus and the female fuse the process is called what? amphimi
When the male pronucleus and the female fuse the process is called what? amphimixis activation capacitation aeration Immediately after fertilization the new cell is called a(n) Em…
When the membrane of a neuron is at rest all of the following are true except: a
When the membrane of a neuron is at rest all of the following are true except: a. The voltage across the cell membrane is negative and stable b. The membrane is significantly more…
When the mixed diet is fed to growing mice, the following data was recorded when
When the mixed diet is fed to growing mice, the following data was recorded when fed the reference protein diet (E) and test protein diet (MP). Intakes and excretions are for the …
When the neurotransmitter acetylcholine is applied to skeletal muscle cells it a
When the neurotransmitter acetylcholine is applied to skeletal muscle cells it activates the acetylcholine receptor that is a calcium ion channel causing the muscle cells to contr…
When the neurotransmitter acetylcholine is applied to skeletal muscle cells it a
When the neurotransmitter acetylcholine is applied to skeletal muscle cells it activates the acetylcholine receptor that is a calcium ion channel causing the muscle cells to contr…
When the neurotransmitter acetylcholine is applied to skeletal muscle cells it a
When the neurotransmitter acetylcholine is applied to skeletal muscle cells it activates the acetylcholine receptor that is a calcium ion channel causing the muscle cells to contr…
When the nuclei of the sperm and egg fuse a(n) ________ is formed. fetus zygote
When the nuclei of the sperm and egg fuse a(n) ________ is formed. fetus zygote corpus luteum embryo Atherosclerosis is best defined as a decrease in bl…
When the photosystem absorbs a photon of light it sets of a series of events. Wh
When the photosystem absorbs a photon of light it sets of a series of events. Which of the following is the first of the events to occur in the reaction center in response to the …
When the product of reaction A becomes the reactant of reaction B, the metabolic
When the product of reaction A becomes the reactant of reaction B, the metabolic pathway is Linear O Convergent Cyclic O Divergent QUESTION 10 Most electron cariers are 0 Coenzyme…
When the protein gramicidin is intergrated into a membrane, an H+ channel forms
When the protein gramicidin is intergrated into a membrane, an H+ channel forms and the membrane becomes very permable to protons. If gramicidin is added to actively respiring mus…
When the shark bit through the boy’s arm, the teeth wouldmostly likely crush the
When the shark bit through the boy’s arm, the teeth wouldmostly likely crush the smaller cells they come into contact with.However, there are larger cells (much larger than the st…
When the spanish conquistadores encountered the peoples of South America they en
When the spanish conquistadores encountered the peoples of South America they encountered a weapon uknown to them at the time. The natives used curare, poison taken from the bark …
When the spinal cord is damaged, the connection between the brain and some part
When the spinal cord is damaged, the connection between the brain and some part of the body may be lost. To restore this connection, researches are considering either: Repairing t…
When the sun puts its power on display, we often can\'t see it all or predict it
When the sun puts its power on display, we often can't see it all or predict it in advance, but the effects can be world-changing. A massive solar storm could wipe out almost all …
When the supply of ATP in a muscle runs out, myosin heads remain detached from a
When the supply of ATP in a muscle runs out, myosin heads remain detached from actin. _____ (True/False) Put following phases of a muscle twitch in the correct order. _____ a. per…
When the telomerase enzyme is not active the telomere shortens every time the ce
When the telomerase enzyme is not active the telomere shortens every time the cell duplicates leading to a reproductive limit (Hayflicks limit). On one hand this is a believed rea…
When the video segment ends, go to video http://www youtubecom/watch2y mPEl8iiFE
When the video segment ends, go to video http://www youtubecom/watch2y mPEl8iiFEp 6- What mode of life did this animal have? 7-What came first, the limbs or life in dry land? Dr.J…
When the viral genome is integrated into the host chromosome but does not result
When the viral genome is integrated into the host chromosome but does not result in the lysis of the host cell, it is referred to as: A) temperature infection B) Virolent infectio…
When the voltage of a plasma membrane from .35mV towards 0 mV, wo say the is A.
When the voltage of a plasma membrane from .35mV towards 0 mV, wo say the is A. depolarizing B. C. D. E. exiting the threshold The buffy coat does not contain A. lymphocytes B. C.…
When there is a high level of Insulin in the blood stream, glucagon makes (how d
When there is a high level of Insulin in the blood stream, glucagon makes (how does is he make?) the liver convert glycogen to glucose (the proccess is called glycogenolysis?), wh…
When there is a sudden increase in venous return to the right heart, the \'volum
When there is a sudden increase in venous return to the right heart, the 'volume' receptors increase their firing rate which cause a reflex to occur and heart rate: increases decr…
When there\'s a lack of oxygen, what happens in the electron transport chain, py
When there's a lack of oxygen, what happens in the electron transport chain, pyruvate oxidation, and citric acid cycle? When there's a lack of oxygen, in the electron transport ch…
When things cross a membrane because there are more of them on one side of the m
When things cross a membrane because there are more of them on one side of the membrane than on the other it is called _____ . diffusion diffraction active transport energy-depend…
When tired and it was dark, I noticed that if I focused on a dim light source an
When tired and it was dark, I noticed that if I focused on a dim light source and moved my eyes fairly rapidly sideways, the resulting images that lingered for a short while were …
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