Anatomy of Flowering Plants Questions and Answers

Streak I 30 1 Which of these was a lasting e

Radiation which induces DNA damage inhibits cancer progression by Breaking down Rb Phosphorylating Cdk Activating p53 Breaking down the mitotic spindle Breaking down cohesin

The spindle assembly checkpoint ensures that The appropriate environmental signals such as growth factors are present There is no DNA damage Microtubules from both centrosomes are attached to the kinetochores All of the above

The gene encoding which of the following has the appropriate characteristics to be considered a proto oncogene Cdk Rb E7

What is the mean for the following set of numbers 5 17 10 9 3 8 14 14

In fermentation O NADH reduced O NAD oxidized O NADH oxidized O ethanol oxidized is

Photophosphorylation during photosynthesis differs from oxidative phosphorylation during cellular respiration in that O it involves an electron transport chain O generation of ATP is driven by a flow of protons H through ATP synthase O energy is stored in the form of a proton H concentration difference O the final electron acceptor is NADP and not oxygen

Rotenone is a poison commonly added to insecticides Rotenone binds tightly with one of the electron carrier molecules in the electron transport chain preventing electrons from passing to the next carrier molecule Why do insects exposed to rotenone die

Marathon runners are long distance runners marathons are races that are 26 2 miles long Studies have shown that the muscles of marathon runners contain an abundance of slow twitch muscle cells Which statement about these fibers is true O Slow twitch fibers have lots of mitochondria to make ATP through fermentation O Slow twitch fibers have few mitochondria and make ATP aerobically Slow twitch fibers have lots of mitochondria to make ATP aerobically O Slow twitch fibers have few mitochondria and make ATP through fermentation

In your opinion what was distinctive about the black writers artists and musicians of the Harlem Renaissance Were their creative works essentially a part of American culture or separate from it

Which sentence describes vertebrates during embryologic development OA There are many similarities among species at the beginning that disappear as the organisms grow OB Different species start out with very different features that become more similar over time O C Different species start out with very different features that become even more different over time O D Fewer similarities exist among species that have more recent common ancestors

How can embryologic development be used as evidence for evolution A Closely related species have very different embryos B Related species have similar embryos C DNA is similar in closely related species D Species with common ancestors have identical structures

Bradley gets an x ray at a radiology clinic that employs its own technologists and radiologists Would the coder at th clinic report the technical and professional components o this x ray separately Would the answer differ if Bradley s x ray were sent to an independent radiologist for interpretation Would any modifiers be used

Which of the following correctly describes a difference between a cell and a virus OA Cells make their own energy through photosynthesis whereas viruses must metabolize nutrients for energy OB Cells can undergo division to reproduce whereas viruses must use a host for reproduction OC Cells can infect other cells to cause disease whereas viruses are typically not pathogenic OD Cells use nucleic acids that encode their genetic instructions whereas viruses never contain nucleic acids

If two sides of a triangle are 3 cm and 5 cm in length which could NOT be the measure of the third side A B C D 5 cm 4 cm 3 cm 2 cm

Write an equation of the line that is parallel to 2x 4y 6 and passes through the point 6 4 X A B D y 2x 4 C y x 4 1 y x 7 E y 2x 8 y 2x 16

24 What does Wade find in the mansion that wasn t originally listed in the game Zork 25 How is the Jade key originally different from the other keys

20 Name the perfect game Wade plays and his prize 21 Who is the next person to find the Jade Key and what information do they pass along to Wade

18 What was the very first video game and who made it 19 What was the second video game ever made and who made it

x If A and B are independent events what is the probability that A and B both occur P A 2 and P B 7 P A P A 3 8 2 and P B and P B 4 P A and P B 5 8 2 25 3 7 2 9 P A and B 22 P A and B 8 P A and B 5 P A and B 3 90

x Find the area of the GREEN sector Use 3 14 for and round to the nearest hundredth A B C 24 64 in 18 32 in 3 66 in 7 in 60

x A ABC is isosceles Angles B and C are congruent The m A 40 mZB 3x 1 Find x x A B C D 46 3 23 140 70

What can you conclude about the two triangles Why x x A B C D They are similar as the three angles have the same measure They are congruent as the three angles have the same measure They have two sets of congruent angles They have one set of congruent angles D 81 56 43

The table below lists how many wolves can be supported by the resources available per 100 square mile portion of a particular forest habitat OR Resource a decrease i Space Food Water Shelter Which of the following factors would most likely cause an increase in the wolf population in the forest OA a decrease in the number of deer available as prey OB an increase in the number of available dens for shelter OC an increase in the number of available water sources Number of Wolves Supported per 100 Square Miles 49 38 291 13

The diagram below shows a single bacterial colony before shortly after and one hour after exposure to an antibacterial gel Before Antibiotic After Antibiotic Final Population Low Resistance Level High Which statement best explains why the antibacterial gel did not eliminate the entire bacterial colony OA Genetic diversity within the bacterial colony allowed some of the bacteria to survive the treatment and reproduce OB Inconsistent application of the antibacterial gel caused some of the bacteria to receive a lower dose than others OC Natural resistance to the antibacterial gel allowed most of the bacteria in the colony to survive the treatment OD Exposure to the antibacterial gel caused some of the bacteria to become highly resistant to its effects

What process has occurred when two populations of the same species become reproductively isolated from one another and independently evolve to the point that they can no longer interbreed OA biological resistance OB coevolution OC speciation OD genetic drift

A typical cell has different organelles that each have a unique function For example mitochondria produce energy ribosomes synthesize proteins and endoplasmic reticulum transports proteins Why do cells contain different organelles OA Different organelles interact as a system because each organelle can carry out all of the functions of a cell OB Different organelles act independently of one another because each organelle can carry out all of the functions of a cell OC Different organelles interact as a system so that the whole cell can function as the basic unit of life OD Different organelles act independently of one another so that the whole cell can function as the basic unit of life

he diagram which segments are chords x x x A B C D segments CF and AF segments BF and CF segments FB and DE segments DE and AC B

An error during DNA replication caused one base pair to be substituted for another in a strand of DNA This substitution is known as OA a genotype OB a mutation OC OD an allele a codon 5 3 ATG AGG GAA AAA CCA TAG Original DNA Strand 5 3 ATG AGG GAG AAA CCA TAG Incorrect Copy of DNA Strand

The photograph to the right is called a and it shows the of appearance chromosomes during B XPX AAR X

In parallelogram ABCD find m2A X A 15 B 110 C 200 D 70 D A 6x 20 4x 10 B

Suppose the water tank shown measures 12 feet long with a diameter of 8 feet Which statements are correct 1 gallon 0 134 ft 4x A The volume of water tank two thirds full is approximately 402 ft x x x B The total volume of water tank is approximately 603 ft C The volume of a cylinder is V nr h D The water tank can be modeled with a cylinder x E The water tank 1 3 full holds approximately 1 800 gallons

Which of the following occurs during the mitosis stage of the cell cycle OA the nucleus of a cell divides OB OC haploid daughter cells called gametes are formed OD a cell s chromosomes are duplicated a cell s chromosomes line up and exchange parts of their DNA

A food web for an aquatic ecosystem is shown below humpback whale puffin herring codfish phytoplankton krill sharks copepods jellyfish mussels clams sea turtles eiders sea birds lobsters Which of the following correctly describes one of the paths through which energy flows in this ecosystem OA Puffins receive energy from herring herring receive energy from krill and krill receive energy from phytoplankton OB Mussels receive energy from copepods copepods receive energy from phytoplankton and phytoplankton receive energy from krill OC Phytoplankton receive energy from krill krill receive energy from jellyfish and jellyfish receive energy from sea turtles

Greenhouse gases are released into the atmosphere as a result of the combustion of fossil fuels such as coal oil and gasoline According to climate scientists average global temperatures are rising due to increasing levels of atmospheric greenhouse gases Which of the following would best help decrease levels of atmospheric greenhouse gases over time OA increasing the use of coal burning heat sources OB decreasing emissions from gasoline burning automobiles OC decreasing the availability of mass transportation options OD increasing the production of oil based products

A small population of lake trout were introduced into a lake ecosystem The graph below shows how the population changed from when it was introduced to four years after its introduction into the ecosystem Lake Trout Population Over Time Population in thousands 0 6 0 5 0 4 0 3 0 2 0 1 0 0 1 2 Time yr Which of the following most likely occurred at year 1 OA The population reached its carrying capacity OB A new population that preyed on lake trout was introduced OC The ecosystem doubled in size due to excessive flooding OD The ecosystem experienced an extreme drought 3 4

What does a question like this betray about the person asking it and how should we reply

tch the basic trigonometric ratio for the similar triangles 6 10 8 10 6 810 86 AN F THI 10 G

Gregor Mendel s study of genetics helped to form an understanding of how biological traits are passed from generation to generation According to Mendel s law of segregation pairs of alleles for each gene locus are separated and distributed to different gametes during meiosis Further Mendel s law of independent assortment explains that during meiosis alleles for specific traits are separated independently of alleles for other traits Which statement best describes how heredity is affected by the application of these laws OA genetic variation decreases through meiosis OB only recessive alleles are passed on OC only dominant alleles are passed on OD genetic variation increases through meiosis

An example of meiotic cell division is shown below In the diagram genetic material is shaded according to the parent from which it was inherited Parent Cell 11 1 8 8 Ki OA cytokinesis and differentiation OB independent assortment and crossing over OC differentiation and independent assortment Daughter Cells Modified from image courtesy of NIH Based on the diagram which processes contributed to the genetic diversity of the daughter cells

X A X X B C X D pairs equal sin 33 and cos 57 sin 49 and sin 51 cos 28 and sin 72 cos 14 and cos 76

Which of the following would best indicate that an ecosystem is stable and well equipped to withstand environmental change OA high number of organisms OB high biodiversity OC low number of organisms On low biodiversity

Which of the following do all species classified in the eukaryotic clade have in common OA They are all able to perform photosynthesis OB Their cells all have a rigid cell wall OC Their cells all contain a membrane bound nucleus OD They are all able to move around their environment

The cell membrane serves many functions One of the cell membrane s functions is to help the cell maintain homeostasis Which of he following statements best supports this claim OA The cell membrane contains a polar region and a nonpolar region OB The cell membrane contains phospholipids OC The cell membrane regulates what goes in and out of the cell OD The cell membrane contains proteins

are cellular structures that serve as the site for protein synthesis OA Chloroplasts OB Ribosomes OC Vacuoles OD Flagella

How do viruses compare with organisms OA Both contain ribosomes but viruses do not contain a nucleus OB Viruses are larger than the cells of organisms and cells replicate inside of viruses OC Both contain nucleic acids but viruses are not composed of cells OD Viruses contain DNA within their nuclei and cells contain RNA within their nuclei

Sine Cosine of Complementary Angles 2 B x Which BEST describes the relationship between sin a and cos 8 x 4x x x x A x B C D A sina cos x What angle measurement will make the value of sine and cosine equal B sina cos cannot be determined sina cos 30 45 C 60

What is the name for a molecule that is made of two sugar monomers bonded together Odisaccharide Omonosaccharide saccharide

probability that a Parent Genotypes X complete the punnett square to show your work b They will have erminette chicks offspring INCOMPLETE DOMINANCE PROBLEMS 5 In snapdragons flower color is controlled by incomplete dominance The two alleles are red R and white r heterozygous genotype is expressed as pink a What is the phenotype of a plant with the genotype RR b What is the phenotype of a plant with the genotype rr c What is the phenotype of a plant with the genotype Rr A pink flowered plant is crossed with a white flowered plant a Parent Genotypes X complete the punnett square to show your work R R R r Rr v r b What is the probability of producing a pink flowered plant

dominant allele does not recessive allele Co 2 In some chickens the gene for feather color is c white is W The heterozygous phenotype BW is k a What is the genotype for black chicken b What is the genotype for white chicke c What is the genotype for erminette ch 3 If two erminette chickens were crossed what is a Parent Genotypes X complete the punnett square to show you