Biology and Genetics

21- Covalent bonds between amino acids are mostly responsible fo.. A) Primary st

21- Covalent bonds between amino acids are mostly responsible fo.. A) Primary structure B) Secondary structure C) Tertiary structure D) Quaternary structure E) None of the above s…

21- Define carrying capacity and understand how it can affect population size. 2

21- Define carrying capacity and understand how it can affect population size. 22- Compare and contrast density-dependent and density independent factors that affect population gr…

21- Which is a hormone that reduces blood volume and pressure and increases urin

21- Which is a hormone that reduces blood volume and pressure and increases urine volume? Select one: a. atrial natriuretic hormone b. aldosterone c. renin d. erythropoietin 22- W…

21- Which of these statements is false? A.The Benedict\'s test allows us to dete

21- Which of these statements is false? A.The Benedict's test allows us to detect the presence of reducing sugars B. The Benedict's test allows us to detect the presence of sugars…

21-22. You have crossed Neurospora mutants unable to grow in the absence of argi

21-22. You have crossed Neurospora mutants unable to grow in the absence of arginine and proline to a wild type strain. After sporulating the resulting diploids, you obtained the …

21-24 During which process it most ATP generated in the cell? A) Glycolysis B) T

21-24 During which process it most ATP generated in the cell? A) Glycolysis B) The citric acid cycle C) Electron transport coupled with Chemiosmosis D) Fermentation If you were an…

21-24 Nucleosomes are located in the A) nucleus and are attached to the ends of

21-24 Nucleosomes are located in the A) nucleus and are attached to the ends of DNA strands B) nucleus and are composed of DNA and protein C) nucleus and are associated with the n…

21-27. Consider the pedigree below showing a rare (not commonly found in the pop

21-27. Consider the pedigree below showing a rare (not commonly found in the population) X- linked recessive trait. Assume no spontaneous mutations in this family and 100% penetra…

21-In which stage of mitosis does exchange of genetic material between chromosom

21-In which stage of mitosis does exchange of genetic material between chromosomes (crossing over) occur? Select one: a. prophase II b. prophase I c. none of the above d. anaphase…

21. (11 PTS) You are working with pure-breeding strains of corn and perform the

21. (11 PTS) You are working with pure-breeding strains of corn and perform the following cross Tall, Yellow kernels, Single stalks x Dwarf, Red kernels, Branched stalks All the F…

21. - Choose which the best description of Sternocleidomastoid Muscle is A. It o

21. - Choose which the best description of Sternocleidomastoid Muscle is A. It originates in Manubrium of sternum and medial portion of clavicle and inserts in the Mastoid process…

21. A have two very different types of nuclei within their cells, small micronuc

21. A have two very different types of nuclei within their cells, small micronuclei and larger A. sporozoans B. protists C. oomycetes D. ciliates E. dinoflagellates 22. The parasi…

21. A hospitalized 37yo female with a history of diabetes has recently undergone

21. A hospitalized 37yo female with a history of diabetes has recently undergone esophageal surgery to remove a suspected cancerous tumor. She will be unable to take in sufficient…

21. A loss of 90% of the population in the Pingelap atoll from a typhoon in 1775

21. A loss of 90% of the population in the Pingelap atoll from a typhoon in 1775 resulted in a high percentage of the current population being affected by achromatopsia. As a resu…

21. A mesocyclone is the rotating updraft in a supercell thunderstorm. What caus

21. A mesocyclone is the rotating updraft in a supercell thunderstorm. What causes the mesocyclone to be present? In other words, what causes the rotation initially, and what caus…

21. Activated calmodium can activate or inactivate certain cytosolic enzymes. Tr

21. Activated calmodium can activate or inactivate certain cytosolic enzymes. True or False 22.Denaturation of a protein is always permanent. True or False 23. As the Concentratio…

21. All of the following are considered Supreme Court principles or tests (used

21. All of the following are considered Supreme Court principles or tests (used to determine whether or not the government will be allowed to violate the civil rights of its citiz…

21. All of the following factors can drug except 7 a age v b. sex c. disease sta

21. All of the following factors can drug except 7 a age v b. sex c. disease states d. the drug's dose be a cause of inividiua genetie variation Matching Questions 22. half life o…

21. Are viruses alive or not? Support your opinion. 22. Describe the basic struc

21. Are viruses alive or not? Support your opinion. 22. Describe the basic structure of a virus. 23. What tools are necessary for studying viruses? Why couldn’t van Leeuvenhoek ob…

21. Atmospheric circulation on the Earth occurs because of d. They originate at

21. Atmospheric circulation on the Earth occurs because of d. They originate at the equator and flow aloft in the Troposphere oen nemisphere greater insolation (solar heating) at …

21. Broad-spectrum antibiotics are always safer than narrow-spectrum antibiotics

21. Broad-spectrum antibiotics are always safer than narrow-spectrum antibiotics in clinical infections. T or F 22. Antibiotics are produced as a group of closely related compound…

21. Candidates for which of the following offices can qualify to receive federal

21. Candidates for which of the following offices can qualify to receive federal financial support for their election campaigns? Select one: a. U.S. House b. U.S. Senate c. Presid…

21. Clay sized sediment is formed mostly by the: a) grinding of sediments at bas

21. Clay sized sediment is formed mostly by the: a) grinding of sediments at base of a glacier b) chemical weathering of feldspars c) evaporation of salty water in deserts d) has …

21. Consider the trait used in class. \"Tongue rolling\" is determined by a sing

21. Consider the trait used in class. "Tongue rolling" is determined by a single gene with two alleles "T" allele - the ability to roll tongue, dominant, allele frequency 0.447 "t…

21. Consists of an alimentary canal and digestive glands 22. Stores food and mix

21. Consists of an alimentary canal and digestive glands 22. Stores food and mixes it with acidic gastric juice 23. Includes suspension, substrate, fluid, and bulk feeding 24. Inc…

21. Coxal glands a. are found in both arachnids and hexapods. b. are used in the

21. Coxal glands a. are found in both arachnids and hexapods. b. are used in the excretion of bile waste. c. are most efficient in terrestrial environments. d. Two of the above e.…

21. DNA coiled around 8 histones forms unit A) chromatin B) chromatid C) nucleos

21. DNA coiled around 8 histones forms unit A) chromatin B) chromatid C) nucleosome D) chromosome 22. Unique N-base present in RNA is A) uracil B)cytosine C)thymine D) adenine 23.…

21. Describe the contributions of Malthus and Lamarck to Darwin’s hypothesis for

21. Describe the contributions of Malthus and Lamarck to Darwin’s hypothesis for the mechanism of change in animal form over time. What did they propose and how did it affect Darw…

21. Determine the mRNAs and proteins that will be produced from the following DN

21. Determine the mRNAs and proteins that will be produced from the following DNA coding sequences: a. Wild-type DNA sequence: CCTCA DNA Template strand mRNA (1 point) Identify th…

21. Dring which growth phase will gram-positive bacteria be most susceptible to

21. Dring which growth phase will gram-positive bacteria be most susceptible to penicillin? a) Lag phase b) Log Phase c) Death phase d) Stationary phase e) The culture is equally …

21. Duncan and Mary Jane have been married for 17 years and they have nine hands

21. Duncan and Mary Jane have been married for 17 years and they have nine handsome sons. Mary Jane really wants a daughter to wear the wedding dress that her mother, Quin, made f…

21. During which growth phase will gram-positive bacteria be most susceptible to

21. During which growth phase will gram-positive bacteria be most susceptible to penicillin? a) Lag phase b) Log Phase c) Death phase d) Stationary phase e) The culture is equally…

21. Eukaryotic mRNA but not prokaryotic mRNA contain 5\' untranslated regions. A

21. Eukaryotic mRNA but not prokaryotic mRNA contain 5' untranslated regions. A. True B. False 22. What is the main difference between siRNA and miRNA? A. siRNAs are involved in R…

21. Fatty acids in the bloodstream that are NOT part of TAGs or phospholipids: (

21. Fatty acids in the bloodstream that are NOT part of TAGs or phospholipids: (Select ALL that apply!) Are present at levels that are independent of epinephrine, glucagon, or ins…

21. Fights off microbes that are inhaled or ingested 22-25. Below is pictured an

21. Fights off microbes that are inhaled or ingested 22-25. Below is pictured an immune system response for B-cells. Using the figure below place the order of the immune system re…

21. How does ATP behave as both a substrate and an allosteric inhibitor of PFK?

21. How does ATP behave as both a substrate and an allosteric inhibitor of PFK? 22. What is an isozyme? What are the key differences between the isozymes hexokinase and glucokinas…

21. How many natural amino acids are there? a. 4 b. 10 c. 20 d. 25 22. A polypep

21. How many natural amino acids are there? a. 4 b. 10 c. 20 d. 25 22. A polypeptide chain starts with a a. Amino group (N-terminal) b. Carboxyl group (C-terminal) c. R group (sid…

21. How many principle types (according to appearance) of muscles are recognized

21. How many principle types (according to appearance) of muscles are recognized? a. 1 b. 2 c. 3 d. 4 e. 76. Chapter # 12: Nerve 72. The neuron is not the structural and functiona…

21. Identify the path through which sympathetic motor output reaches vascular sm

21. Identify the path through which sympathetic motor output reaches vascular smooth muscle (throughout the body): (a) spinal nerve pairs, (b) paravertebral ganglia, or (c) spinal…

21. If there is no distal pulse, after splinting you should: A: Give oxygen and

21. If there is no distal pulse, after splinting you should: A: Give oxygen and transport immediately B:Gently loosen the splint and reassess the distal pulse C: Have the patient …

21. If you wanted to save a species from extinction, would it be better to prese

21. If you wanted to save a species from extinction, would it be better to preserve a small population or a large population? Explain. 22. Let's say a plant occupies an area with …

21. In Freud\'s theory, what is an Oedipus complex? a A child\'s belief in being

21. In Freud's theory, what is an Oedipus complex? a A child's belief in being superior to other people and destined for greatness b. A child's fear of being destroyed by magical …

21. In cladistics,is(are) the primary criterion used to classily organisms a. ec

21. In cladistics,is(are) the primary criterion used to classily organisms a. ecological niche b. common ancestry c. mating behavior d. observable traits e. All of the above 22. P…

21. In corn two dominant genes are necessary for aleurone color. If either gene

21. In corn two dominant genes are necessary for aleurone color. If either gene is homozygous for the recessive alleles, the corn is colorless. Predict the ratio of colored:colorl…

21. In lecture, we focused on the six most diverse taxa within the Coleoptera. T

21. In lecture, we focused on the six most diverse taxa within the Coleoptera. These included the a. Chrysomelidae, Psocoptera, and Neuroptera. b. Curculionidae, Chrysomelidae, an…

21. In mouse, tailless (t), black body (b) and collared (cl) are autosomal reces

21. In mouse, tailless (t), black body (b) and collared (cl) are autosomal recessive mutants on chromosome 5. There are 23 map units between tailless and black, and 12 map units b…

21. In phage T4, 11 recessive mutations were mapped by pairwise recombination te

21. In phage T4, 11 recessive mutations were mapped by pairwise recombination tests to 0 .2 4 .6 .8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 a single small region of the phage chromosome, whic…

21. Increased sympathetic activity results in a.higher heart rate b.stronger car

21. Increased sympathetic activity results in a.higher heart rate b.stronger cardiac contractility c.both a and b d.neither a nor n 22. The cell body of the preganglionic sympathe…

21. Macromolecules and senescent organelles are catabolized by this subcellular

21. Macromolecules and senescent organelles are catabolized by this subcellular 22. In fungi, the 80S sedimentation coefficients are synthesized by this intracellular 23. These st…

21. Most human genetic diversity exists as differences among individuals within

21. Most human genetic diversity exists as differences among individuals within populations (84.4%), and only 15.6% can be used to genetically differentiate major human "races". T…