Biology Questions

Which term refers to an individual s outward appearance with respect to a specific characteristic phenotype heterozygous genotype homozygous

A garden pea plant possesses one allele coded for yellow seed colour and one allele coded for green seed colour Which statement is true The individual is homozygous for the seed colour allele The individual is heterozygous for the seed colour allele The allele for green seed colour is always dominant none of the above

Which statement s is are true about heredity Each parent passes on to its offspring two alleles for each gene Recessive alleles when present are always expressed in the phenotype Dominant alleles are only expressed when they are the only allele present in a genotype none of the above 1 pc

Which term refers to the allele that if present is always expressed O dominant allele O X linked Orecessive allele Y linked

A garden pea with a purple flower is crossed with a garden pea with a white 1 poi flower and produces offspring all of which have purple flowers The offspring then self pollinate Based on the results of Mendel s experiment out of 1000 garden pea plants in the F2 generation approximately how many plants would have white flowers 250 plants 750 plants 0 plants 1000 plants

The gene for stem length in a garden pea plant results in either tall or dwarf 1p stems with tall being the dominant trait Pretend you are a geneticist and for the purpose of an investigation you would like to determine if a tall pea plant is homozygous dominant or heterozygous What type of pea plant should you cross the plant with to make this determination homozygous recessive homozygous dominant heterozygous none of the above

Cystic fibrosis is a recessive autosomal trait What is the probability of two heterozygous parents Ff conceiving a child with Cystic fibrosis ff 18 75 56 25 O 75 25

Which term describes an individual that carries two of the same alleles for a given characteristic phenotype heterozygous homozygous genotype

EST 2 1 The steepest angle material remains stable on a slope is a A daylight bed b Completely dependent on the water absorbed by slope c The angle of repose d Referred to as a hummocky surface 2 Slip planes are a Potential zones of weakness is sedimentary rocks Clay layers in metamorphic rocks b c Often found on convex and concave surfaces d The cause of rotational slides 3 If the safety factor is greater than one 1 a Soil creep will result b Rotational slides will be frequent Resisting forces will exceed driving forces d Driving forces will exceed resisting forces

I have taken four good professors at this college Mr Smith Mrs Ortiz Dr Willard and Ms Richard therefore I can conclude that the professors at this college are good This is an example of which type of reasoning cause reasoning O comparison reasoning Osign reasoning example reasoning

1 In tigers a recessive allele causes a white tiger the absence of fur pigmentation If two phenotypically normal tigers that are heterozygous at this recessive gene are mated what proportion of their offspring are expected to be white A 1 2 B 3 4 C 2 3 D 1 16 E 1 4

2 In a cross between two heterozygotes Aa the next generation will be A all homozygotes B in the ratio 1 3 heterozygotes to homozygotes C in the ratio 1 1 homozygotes to heterozygotes D all heterozygotes in the ratio E 1 3 homozygotes to heterozygotes

E codominance 6 Male pattern baldness is a recessive sex linked trait on the X chromosome A woman whose father had male pattern baldness marries a man with this trait What is the probability that any son born will have pattern baldness SOUS F E

4 In rabbits the homozygous CC is normal Cc results in deformed legs and cc results in very short legs The genotype BB produces black fur Bb brown fur and bb white fur If a cross is made between brown rabbits with deformed legs and white rabbits with deformed legs what proportion of the offspring would be expected to have deformed legs and white fur A 1 4 B 1 3 C none D all E 1 2 all of their

5 An individual with naturally curly hair and an individual with naturally straight hair mate all of the offspring have naturally wavy hair What is the relationship between the alleles for hair texture A pleiotropy B incomplete dominance C straight hair and curly hair are sex linked but wavy hair is not D wavy hair is dominant to both straight and curly hair E codominance

3 A man and a woman have blood types A and B respectively Both have one parent with O blood type What is the probability that the man and woman have a child with O blood type A 0 B 25 C 50 D 75 E 100 The

Transgenic Bt crops have been genetically modified to O produce an insecticide O be tolerant of salt in the soil O have increased protein content Resistance to common herbicide

9 Stem cells are

8 Transgenic plants produced by biotechnology contain fewer introduced genes than altered plants obtained by traditional breeding methods True

5 What is one advantage of using transgenic plant cells to produce human proteins for hormone replacement therapy Plant cells are less expensive to grow than other cell types O HIV is spread through proteins harvested from transgenic animals O Transgenic animals cannot produce human proteins Transgenic plants produce lower protein yields than transgenic animals

4 During gel electrophoresis DNA fragments are separated by size O True False

In recombinant DNA techniques the gaps in the paired DNA fragments are closed by O DNA ligase O Restriction Enzyme O DNA replicase O DNA Polymerase

2 Plasmids are short sequences of DNA used as primers in PCR O False O True O

1 A restriction enzyme is a O bacterial enzyme that cuts DNA at specific sites O viral enzyme that randomly cuts DNA bacterial enzyme that functions in DNA replication O Single stranded RNA molecule

1 What are the three ethnic groups that we focus on in Southwest Asia 2 What are the three religious groups that we focus on in Southwest Asia 3 What event caused the conflict among the ethnic and religious groups in Southwest Asia 4 Why is water supply a huge issue in Southwest Asia 5 What is the most common landform in Southwest Asia and how does it affect where people live 6 Why are the countries of Southwest Asia in conflict with one another 7 Describe how land and religion play a role in continuing conflicts in the Middle Ea Fxplain the difference between an ethnic group and a religious group

he Burning of our House ly 10th 1666 y Anne Bradstreet I took ot look nd ring noise dreadful voice Firel and Firel desire did spy rt did cry Distress uccourless da space laco What is another way to write the highlighted line 2 without using inverted syntax A For sorrow near looked not I B I looked not for sorrow near C I did not look for sorrow near

A horse eating some hay is an example of an autotroph eating a producer an autotroph eating a consumer a consumer eating a producer O O a consumer eating a heterotroph

9 What is one concern with the use of genetically engineered herbicide tolerant crops decreased yields potential allergic reactions a b C d e transfer of herbicide resistance to weeds loss of genetic diversity expense of using herbicides

5 Transgenic Bt crops have been genetically modified to a b C d e resist common herbicides have increased protein content produce an insecticide be tolerant of salt in the soil grow faster

6 What is one concern with the use of genetically engineered herbicide tolerant crops decreased yields potential allergic reactions transfer of herbicide resistance to weeds a b C d D loss of genetic diversity expense of using herbicides

8 Golden rice contains a transgene that allows for increased production of vitamin A a b True False

6 What is one concern with the use of genetically engineered herbicide tolerant crops decreased yields potential allergic reactions transfer of herbicide resistance to weeds a b C d D loss of genetic diversity expense of using herbicides

Which of the following occurs when the Sun Moon and Earth are in alignment OA No tidal bulges occur B A lower tidal range occurs OC A higher tidal range occurs D Neap tides occur

The worldwide average salinity of seawater is A 10 OB 5 OC 3 5 D 20

A n that its gradient is adjusting to carry the sediment load A ungraded B equilibrium C graded D disequilibrium stream is actively eroding or depositing material in its channel so

5 Select four cards to create a food chain starting with a producer Label the trophic level of each organism in your food chain as follows producer primary consumer secondary consumer tertiary consumer Record your food chain in the space below using species names and arrows

estment have decreased by 2 million If no other line items such as ports for a small country have increased by 4 million consumption government spending and import change how much will GDP change GDP will increase by 6 million GDP will decrease by 2 million GDP will increase by 2 million GDP will decrease by 6 million Question 48 2 points Saved Listen If GDP grows at 6 each year how long does it take for the GDP to double 3 years 12 years 6 years 24 years

employment government spending tax revenues inflation Question 46 2 points Saved 4 Listen When the general price level in our economy increases which of the following effects does NOT occur The purchasing power of people s savings will increase Foreign buyers will buy less of our output and we tend to import more The interest rate will also tend to increase

tradition religion command market Question 39 2 points Saved 4 Listen What is NOT the example for the group not in labor force discouraged workers

B goods and services in each year multiplied by each year s price index the output of goods and services in each year multiplied by the prices in the base year the output of goods and services in each year multiplied by each year s prices nominal GDP multiplied by the price index Question 42 2 points Saved 4 Listen If your nominal income has gone up 5 and inflation has simultaneously increased by 6 what would happen to your real income decreased by 1 O decreased by 11 increased by 1

Output Income 1000 2000 3000 4000 5000 6000 7000 Consumption ent 3000 1000 2000 6000 7000 4000 5000 900 1700 2500 3300 4100 4900 5700 500 500 500 500 500 500 500 What is the equilibrium level of output income Gov Spending MOD 400 400 400 400 400 400

m rket economic system an economy is largely dis embedded from political or social institutions the important consequence of the right of private property is that it investment innovation exchange maintenance of property and economic encourages growth penalty system is social disapproval individuals search for monetary gain is justified and further promoted Question 28 2 points Saved 4 Listen Keynesian Economics does NOT argue that the government has to balance its budget to minimize the crowding out effects an attempt by the economy as a whole to increase aggregate savings not only will not succeed but may lower aggregate output income and employment fiscal and monetary policies are necessary to stabilize an economy the State government which many see as a slow boring

The main function of cellular respiration is breaking down toxic molecules making ATP that powers cell activities making food breaking down ATP so that ADP and P can be reused Question 6 3 points Listen Most of the NADH that delivers high energy electrons to the electron tram chain comes from glycolysis the cytoplasm biosynthesis the citric acid cycle chemiosmosis

put are at their lowest levels an expansion in the business cycle is occurring cyclical unemployment is occurring a trough in the business cycle is occurring a peak in the business cycle is occurring Question 26 2 points Saved 4 Listen Keynesian Economics does NOT argue that Big Government national treasury and the Big Bank central bank have prevented reoccurrence of a crisis like the Great Depression after WWII a capitalist economy is fundamentally stable and prone to full employment it is the unstable and volatile investment that primarily causes fluctuation in economy higher minimum ware and pore

What Items does the Consumer Price Index keep track of capital goods bought by companies consumer goods and services bought by country side consumers exports bought by foreigners consumer goods and services bought by urban consumers

Which of the followings does NOT describe Job Guarantee program it directly addresses the issue of Al artificial intelligence and robots taking over jobs it is federally funded and locally administered as the federal government can finance the program and local governments know their local needs to be addressed through the program it is counter cyclical thereby helping stabilize an economy it ensures full employment since anyone willing and able to work can find a job in the program

Inflation caused by supply shocks such as war natural disaster disruption in supply chain and labor shortage is called imported inflation demand pull inflation cost push inflation market power inflation

Reproduction becomes riskier for a woman as she becomes older Increasingly her gametes contain incorrect numbers of chromosomes or chromosomes that have been damaged These problems can lead to adverse effects on offspring that range from minor to fatal For example Down syndrome is a condition characterized by three copies of chromosome 21 Down syndrome and mother s age Incidence of Down syndrome per 1 000 live births 25 20 15 10 0 20 25 30 35 40 Age of mother 45 Based on the graph what is the probability that a 38 year old woman will have a baby with Down syndrome Report your result as a percentage to two decimal places TOOLS

ely explanation there have been negative shocks on social legal institutions Personal taxes have increased Households borrowing has increased Business costs and wage rates have decreased Question 32 2 points Listen The short run version of aggregate supply assumes that product prices are fixed while input prices are flexible flexible while input prices are fixed both input and product prices are flexible both input and product prices are fixed

When the unemployment rate equals the sum of frictional and structural unemployment the economy is operating at zero unemployment the economy is operating at its minimum output level cyclical unemployment is at its maximum value the economy is operating at the natural rate of unemployment