Info
Warning
Danger

Study Resources (Anatomy And Physiology)

  Multiple-Choice Questions 1) Biological species consist of groups of ______. A) populations B) domains C) families D) genera 2) Under the biological species concept, what criterion is used to assign populations of organisms to the same biological species? A) a very similar appearance B) being able to interbreed and produce fertile offspring C) relating to the environment in the.
7 Views
View Answer
Art Questions 1) According to this evolutionary tree, the archaea and eukaryotes last shared a common ancestor ______. A) 1.0 billion years ago B) 1.75 billion years ago C) 2.5 billion years ago D) 3.5 billion years ago 2) What kind of prokaryotes are these? A) bacilli B) spirochetes C) cocci D) ciliates Scenario Questions Read the following scenario to.
7 Views
View Answer
Art Questions 1) The figure below shows the flow of genetic information in a eukaryotic cell. The transfer of information from DNA into an RNA molecule is known as ______. A) DNA replication B) transcription C) polypeptide D) translation 2) Examine the genetic code table, shown below. The codon AGC codes for the amino acid ______. .
14 Views
View Answer
31) Human muscle cells use lactic acid fermentation to A) produce more ATP than is possible through aerobic respiration. B) produce ATP using the electron transport chain. C) regenerate NADH. D) produce ATP without O2. 32) Anaerobic respiration produces a maximum of ______ ATP per glucose. A) 2 B) 4 C) 10 D) 38 33) Which of the following.
4 Views
View Answer
Art Questions 1) Examine the relationships between the elephants in the figure below. Which one of the following pairs is most closely related? A) Deinotherium and Platybelodon B) Barytherium and Stegodon C) Loxodonta africana and Loxodonta cyclotis D) Mammut and Stegodon 2) Examine the evolutionary tree below. This tree tells us that the amnion is.
7 Views
View Answer
  Multiple-Choice Questions 1) Which of the following is an autotroph? A) human B) mushroom C) pine tree D) fish 2) Photosynthesis contributes to plant growth by _____. A) taking in oxygen and making wood B) taking in carbon dioxide and making sugars (carbohydrates) C) synthesizing carbon dioxide and making cellulose D) converting sugar to oxygen and water 3) Within the.
8 Views
View Answer
11) An individual who is homozygous ______. A) expresses the dominant trait B) carries two different alleles for a gene C) carries two copies of the same allele for a gene D) expresses the recessive trait 12) Which of these crosses will only produce heterozygous offspring? A) AA × aa B) AA × Aa C) Aa × Aa D).
5 Views
View Answer
11) What is the first level of control of eukaryotic gene transcription? A) RNA splicing B) attachment of RNA polymerase to the promoter C) DNA packing and unpacking D) the binding and unbinding of transcription factors to enhancer sequences 12) Male tortoiseshell cats ______. A) do not have an X chromosome B) have orange and black patches.
8 Views
View Answer
21) Why are gymnosperms "naked seed" plants? A) Their seeds are not protected. B) They do not produce seeds; they only produce spores. C) They do not have ovaries. D) Their seeds develop on the surface of sporophytes. 22) In angiosperms, the ______ is a nutrient-storing tissue that nourishes a developing embryo. A) fruit B) seed C) carpels D).
7 Views
View Answer
11) Gametophytes reproduce ______. A) by producing sperm and eggs B) by fission C) by alternation of generations D) by budding 12) ______ are seedless vascular plants. A) Ferns B) Angiosperms C) Bryophytes D) Gymnosperms 13) Why are ferns considered incompletely adapted to the terrestrial environment, when compared with other plants? A) They lack vascular tissue. B) Their sperm are flagellated. C) The.
5 Views
View Answer
11) The process of making multiple copies of a gene by inserting it into a host genome and culturing the host is an example of ______. A) gene cloning B) industrial genetic engineering C) gene amplification D) gene pharming 12) A collection of cloned DNA fragments that includes an organism's entire genome is called a.
5 Views
View Answer
Art Questions 1) The following figure provides you with an overview of recombinant technology. The end result is a transgenic bacterium with a human gene that codes for marketable quantities of a human gene product. However, molecular biologists frequently have problems with the product. One problem might be ______. A) production.
27 Views
View Answer
11) Whose experiments demonstrated that, given the conditions on the primitive Earth, biological monomers could arise spontaneously? A) Miller and Urey B) Darwin C) Watson D) Margulis 12) Under what abiotic conditions can monomers spontaneously form polymers? A) in the presence of oxygen gas B) when ribozymes are present to catalyze the reaction C) by biogenesis D) when water.
3 Views
View Answer
31) According to the theory of endosymbiosis, which organelles evolved from small prokaryotes that established residence within other, larger prokaryotes? A) vacuoles and lysosomes B) Golgi apparatus and endoplasmic reticulum C) centrioles and ribosomes D) mitochondria and chloroplasts 32) Flagellates, amoebas, apicomplexans, and ciliates are all what type of protist? A) slime molds B) protozoans C) dinoflagellates D) seaweeds 33).
6 Views
View Answer
Art Questions 1) Refer to the accompanying figure. Plant cells that contain the organelle responsible for photosynthesis are concentrated in cells of the ______. A) roots B) leaves C) stomata D) grana 2) Refer to the accompanying figure. Which of the following is true regarding the behavior of a chlorophyll molecule as it absorbs a.
23 Views
View Answer
  Multiple-Choice Questions 1) The best definition of a purebred plant is one that ______. A) cannot be cross-fertilized B) self-fertilizes to produce offspring identical to the parent C) produces sterile offspring when cross-fertilized D) self-fertilizes to produce hybrid offspring 2) A mating between a purebred purple-flowered pea plant and a purebred white-flowered pea plant would.
10 Views
View Answer
Art Questions 1) Examine the two animals in the photographs in the following figure. Use all of the clues in this figure. These two organisms belong to ______. A) the same species B) the same genus C) different families D) different orders 2) Examine the evolutionary relationships represented in the following figure. Based upon this.
7 Views
View Answer
  Multiple-Choice Questions 1) DNA and RNA are polymers composed of ______ monomers. A) nucleotide B) carbohydrate C) fatty acid D) amino acid 2) The backbone of DNA consists of ______. A) nitrogenous bases B) a repeating sugar-nucleotide-sugar-nucleotide pattern C) a repeating sugar-phosphate-sugar-phosphate pattern D) paired nucleotides 3) Thymine and cytosine differ from adenine and guanine in that A) thymine and cytosine are.
13 Views
View Answer
21) Homeotic genes ______. A) have very different sequences in plant cells as compared to animal cells B) are an example of convergent evolution C) are evidence of the common ancestry of eukaryotic organisms D) regulate gene expression in both prokaryotic and eukaryotic cells 22) Which of these techniques could tell you how gene expression.
8 Views
View Answer
Art Questions Please refer to the following art to answer the following question(s). 1) In the accompanying art you see a table with the actual number of offspring that resulted from a dihybrid cross. The numbers do not show the 9:3:3:1 ratio predicted. One phenotype occurred more than predicted; another occurred less..
8 Views
View Answer
31) Genetic variation is accomplished by all but one of the following. Which is it? A) the events of meiosis I B) crossing over C) independent assortment D) the events of meiosis II 32) Which of the following is the best description of the events of anaphase I? A) Half of the chromosomes inherited from the.
4 Views
View Answer
Art Questions 1) Examine the figure below. Nucleosomes are made of ______. A) RNA and protein B) DNA C) proteins D) DNA and histone proteins 2) As shown in the following figure, plant cell cytokinesis differs from animal cell cytokinesis because ______.   A) plant cells produce more daughter cells B) plant cells form a cell plate.
10 Views
View Answer
31) Which of the following is a characteristic of a population at Hardy-Weinberg equilibrium? A) The population is subject to natural selection. B) The population is not evolving. C) Genetic drift is occurring. D) Gene flow in and out of the population occurs. 32) Genetic drift is the result of ______. A) natural selection B) chance C) a.
5 Views
View Answer
Art Questions 1) Examine the figure below. The initiation of transcription requires that enhancers bind to _____. A) DNA B) the promoter C) transcription factors D) RNA polymerase 2) The figure below illustrates ______. A) transcription factors B) activators C) alternative RNA splicing D) protein activation 3) The lac operon is shown in the accompanying figure. Answer the following question.
9 Views
View Answer
31) Peptide bonds form between ______. A) amino acids B) an mRNA codon and a tRNA anticodon C) a tRNA and the amino acid it is carrying D) an mRNA transcript and the small ribosomal subunit 32) A mutation within a gene that will insert a premature stop codon in mRNA would ______. A) result in.
5 Views
View Answer
11) The correct sequence of stages of mitosis is ______. A) prophase, metaphase, anaphase, telophase B) telophase, prophase, interphase, anaphase, metaphase C) anaphase, interphase, prophase, metaphase, telophase D) interphase, prophase, metaphase, anaphase, telophase 12) During metaphase ______. A) the nuclear envelope breaks up B) sister chromatids separate C) centromeres divide D) chromosomes line up in the middle of the.
5 Views
View Answer
Art Questions 1) Examine the following figure. Which of the following reactants primarily come(s) from the air?   A) water B) glucose C) carbon dioxide D) oxygen and carbon dioxide 2) Examine the following figure. Which of these stages occur(s) in the cytoplasm? A) glycolysis B) citric acid cycle C) glycolysis and citric acid cycle D) citric acid cycle.
6 Views
View Answer
21) Which of the following is a population? A) the termites infesting your house along with the microorganisms living in their guts B) all of the termites that have ever lived C) all organisms living in your house D) the termites infesting your house 22) The smallest biological unit that can evolve is the ______. A).
6 Views
View Answer
31) Nearly all food plants are as ______. A) bryophytes B) gymnosperms C) ferns D) angiosperms 32) Exploring in the tropics, you discover a nonvascular plant that produces pollen. What type of plant have you discovered? A) an angiosperm B) a fern C) a bryophyte D) an entirely new type that you will get to name 33) At current rates.
9 Views
View Answer
Art Questions 1) What is this organism? A) fern B) fungus C) bryophyte D) gymnosperm 2) This diagram shows what process? A) origin of plants from green algae B) alternation of generations C) angiosperm life cycle D) gymnosperm life cycle 3) The photo below shows ______. A) the fungal production of antibiotics B) mycorrhizae, a mutually beneficial symbiosis C) a parasitic.
6 Views
View Answer
21) What name is given to a region of DNA that varies from person to person? A) genetic marker B) genetic probe C) monoDNA D) restriction fragment 22) Cutting DNA with a particular restriction enzyme produces DNA fragments that can be separated by ______. A) gel electrophoresis B) enzymes C) recombinant DNA D) plasmids 23) To make restriction fragments, a.
5 Views
View Answer
31) To find the nucleotide sequence of human chromosomes, chromosomes had to be digested into small fragments and then ______. A) centrifuged and electrophoresed B) fingerprinted C) cloned and sequenced D) restricted 32) What technique is most commonly used to sequence entire genomes? A) the whole-genome shotgun method B) the nucleic acid probe method C) the plasmid method D).
4 Views
View Answer
11) Which of the following is produced during the light reactions of photosynthesis? A) O2 B) CO2 C) C6H12O6 D) ADP 12) The Calvin cycle requires ______ and ______ from the light reactions in order to operate. A) glucose... carbon dioxide B) electrons... NADH C) ATP... NADPH D) RuBP... NADP+ 13) The products of the light reactions of photosynthesis.
6 Views
View Answer
21) Achondroplasia is a form of dwarfism caused by a dominant allele. The homozygous dominant genotype causes death, so individuals who have this condition are all heterozygotes. If a person with achondroplasia mates with a person who does not have achondroplasia, what percentage of their children would be expected to.
5 Views
View Answer
11) Which of the following describes allopatric speciation? A) A population of squirrels is separated by the Grand Canyon. The two subpopulations evolve into two distinct species. B) A tetraploid plant species evolves from a diploid ancestor. Both the tetraploid and diploid species are found in the same habitat. C) One population breeds.
3 Views
View Answer
11) After replication, ______. A) each new DNA double helix consists of two old strands B) each new DNA double helix consists of one old strand and one new strand C) each new DNA double helix consists of two new strands D) one new DNA double helix consists of two old strands and the.
7 Views
View Answer
21) The region of DNA where RNA synthesis begins is the ______. A) start codon B) promoter C) initiator D) processor 22) The correct sequence of events occurring during transcription is ______. A) splicing, capping, tailing B) initiation, elongation, termination C) tailing, capping, splicing D) elongation, initiation, termination 23) The absence of a terminator in transcription will result in ______. A).
8 Views
View Answer
21) What chromosomes belong to a normal human female? A) 22 autosomes and 2 X chromosomes B) 44 autosomes and 2 X chromosomes C) 44 autosomes, one X chromosome, and one Y chromosome D) 46 autosomes and two X chromosomes 22) Chromosomes that do not determine the sex of an individual are called ______. A) homologous.
5 Views
View Answer
  Multiple-Choice Questions 1) At one point, you were just an undifferentiated, single cell. You are now made of many cells; some of these cells function as liver cells, some as muscle cells, some as red blood cells, while others play different roles. What name is given to the process that is.
8 Views
View Answer
  Multiple-Choice Questions 1) Which of the following is the best definition for recombinant DNA? A) DNA that results from bacterial conjugation B) DNA that includes pieces from two different sources C) an alternate form of DNA that is the product of a mutation D) DNA that carries a translocation 2) Which of these is a.
8 Views
View Answer
31) Many human traits, such as our performance on intelligence tests or our susceptibility to heart disease, are ______. A) determined only by our genes B) influenced by both genes and the environment C) determined by genes in some people and by the environment in other people D) not affected by our genes 32) What.
6 Views
View Answer
  Multiple-Choice Questions 1) A(n) ______ is an example of an organism that can sometimes reproduce asexually. A) cat B) human C) Komodo dragon D) mouse 2) Ordinary cell division produces two daughter cells that are genetically identical. This type of cell division is important for all of the following functions EXCEPT A) growth of a multicellular organism. B).
8 Views
View Answer
  Multiple Choice Questions 1) Natural selection can be defined as ______. A) the evolution of a population of organisms B) a process in which changes in gene frequencies result from evolution C) the production of more offspring than can survive in a given environment D) a process in which organisms with certain inherited traits are.
8 Views
View Answer
21) Plate tectonics has been responsible for instances of all of the following except A) volcanic explosions. B) sympatric speciation. C) allopatric speciation. D) mass extinction. 22) The Permian mass extinction is associated with A) an asteroid impact. B) global warming. C) the formation of Pangaea. D) the diversification of mammals. 23) Characid fishes only found naturally only in South.
5 Views
View Answer
21) Which of the following would likely be the most difficult to kill were you to can your own food? A) microspores B) endospores C) sporophylls D) megaspores 22) Prokaryotes reproduce by means of ______. A) mitosis B) binary fission C) budding D) meiosis 23) Under ideal conditions, prokaryotes are capable of reproducing at a(n) ______ rate. A) hypergeometric B) exponential C) infinite D).
6 Views
View Answer
11) The fossil record suggests that whales A) are descended from one branch of marine reptiles. B) are closely related to land mammals such as pigs, hippos, and cows. C) are not closely related to dolphins and porpoises, despite a superficial similarity. D) once had well-developed hind flippers. 12) Your family is taking a long.
4 Views
View Answer
  Multiple-Choice Questions 1) Eukaryotes arose about ______ years after the first prokaryotes. A) 3.0 million B) 1.5 billion C) 3.5 billion D) 4.0 billion 2) Large amounts of oxygen gas appeared in Earth's atmosphere about ______ years ago. A) 200 million B) 1.7 billion C) 2.7 billion D) 4.5 billion 3) Animal life underwent its greatest diversification during the ______, which.
6 Views
View Answer
  Multiple-Choice Questions 1) Mutualistic associations of plant roots and fungi are called ______. A) mycorrhizae B) mycelia C) mycophyta D) myrmecochores 2) The ______ helps plants retain water. A) hypha B) cuticle C) mycorrhiza D) lignin 3) ______, a chemical that hardens cell walls and supports terrestrial plants, is found in all plants except _______. A) Lignin... bryophytes B) Cellulose... bryophytes C) Calcium carbonate....
7 Views
View Answer