Biology Questions

Which of the following is true regarding the steps of PCR a All are correct b Denaturation occurs at 95C Annealing is the step where the two primers bind with the target gene sequence complementa d Taq polymerase is needed in adding the DNTPs in making the new DNA strand

How many cycles of PCR does it take to produce an amplicon double stranded DNA fragment that contains only DNA that represents your target region O a 4 Ob 1 O c 3 d 2

elongating the DNA template by the polymerase True False Question 8 1 point 4 Listen Taq polymerase is extracted from a Thermus aquaticus b Bacillus cereus red because they help in denaturing the DNA and therefore in c Escherichia coli who lives in hot springs

When turning left at an intersection You should always yield to oncoming traffic and pedestrians Oncoming traffic and pedestrians should yield to you

The Taq polymerase used in PCR is fundamental for PCR From where does Taq polymerase come O a Bacteria that lives in hot springs MEMORAN UNTER b The rainforest O O d d Africa c The CDC of Atlanta

A useful technique for making millions of copies of a specific region of DNA is a Restriction enzymes Ob Gel electrophoresis Oc Spectrophotometry d Polymerase chain reaction

Before returning to the original lane after passing another vehicle you should Beep your horn See both headlights of the passed vehicle in your rear view mirror

Part A What phase of mitosis is shown in Image A

Part A Identify the structure shown within the highlighted circle X 425 f 23

Drag each tile to the correct box Based on the context of each quote from My Bondage and My Freedom by Frederick Douglass find the word that most closely matches the denotation of the bolded word considerable pure uncorrupted The most interesting feature of my history here was my learning to read and write under somewhat marked disadvantages Words like these I observed always troubled them and I had no small satisfaction in wringing from the boys occasionally that fresh and bitter condemnation of slavery that springs from nature unseared and unperverted 00

Identify the bone

7 Part A What is the name of the division of cytosol and organelles as shown in image C DESE SE O A 3 1 D B4

Just like alcohol and other drugs driving while drowsy can Help you to be a better driver

Part A What is the name of the division of cytosol and organelles as shown in image C 7 A

If the roadway is wet or icy you should Follow the posted speed limit Reduce your speed

When passing another vehicle Pass the vehicle as slowly as possible Drive at the same speed as the vehicle you are passing

A You are car A and the traffic in front of you is stopped You should Move up and stop between the railroad crossing gates in case they close Move up directly behind the red car B and wait for traffic to proceed

B A Which structure digests damaged organelles OA OB F E

C A What phase of mitosis is shown in the image labeled D B D

2010 Pon Easton he Identify the circular structure labeled A A B E ful

B the A Identify the structure labeled A COLO F 3

Tr B F

Read this experiment and then answer the questions below Kate wanted to figure out what type of liquid worked best for growing beans She watered one with coca cola one with lemonade and one with just water After one week she measured how high they had grown Which is the independent variable in this experiment height of plant type of bean plant type of liquid used to water plants

Read this experiment and then answer the question below Michael wanted to see what kitchen cleaner worked best for cleaning his counters For each cleaner he put 5 milliliters of grape juice on the counter sprayed the cleaner and wiped it with one paper towel What is the independent variable in this experiment the cleaner used cleanliness of the kitchen counter 5 mililiters of grape juice there is not one

The lipid bilayer of a cell membrane is composed of what type of molecules Your submission doesn t have the correct number of answers Answers should be separated with a comma No credit lost Try again Qubmit Previous Answore Ponucot And

Submit C What is the name of the division of cytosol and organelles as shown in image C Request Answer 0 0 0 0 LA D

7 Use the molecular weight of sucrose to calculate the molarity M of 240 mL of a regular soda solution Then use the molecular weight of aspartame to calculate molarity M of a 240 mL of a diet soda solution Show all of your work and account for units of measure Molarity of Diet Soda M Molarity of Regular Soda M 8 Consider the regular soda solution above as a stock solution that you will use to make 240 mL of a working solution with the molarity calculated above for the diet soda How much stock solution do you need a 2

labeled A A

The phospholipids of the plasma membrane are arranged as a bilayer because 000 the phospholipids are hydrophobic the phospholipid tails are hydrophilic whereas the heads are hydrophobic the phospholipids are hydrophilic the phospholipid heads are hydrophilic whereas the tails are hydrophobic

Identify the structure labeled A B Est IN

Which statement best explains why the federal government is organized as a bureaucracy A bureaucracy is the most cost effective way to organize A bureaucracy is the most O effective way for people to work on large and complex tasks A bureaucracy is the best way O to hide incompetent workers in the system A bureaucracy is easier to O maintain than a complete

Part A What phase of mitosis is shown in image C 3 SSSS A 44 E

Part A Identify the highlighted bone

Part A Identify D B C

Part A Identify the structure found within the circle labeled B

Part A Identity C A

B Identify the structured labeled A D C A AU S

The Council of Economic Advisers the Office of National Drug Control Policy the Office of Management and Budget and the Office of Homeland Security all fall under the umbrella of the O President s Cabinet O White House office Executive Office of President CC the

How did the spoils system affect the quality of work in the government The spoils system improved the quality of work in the so that the public government was spoiled The spoils system led to O corruption and poor public service The spoils system spoiled the O workers so that work slowed down The spoils system spoiled the workers so that work improved

Which of these is a major reason why some agencies fall outside of the Cabinet departments The Congress wants to run its own agencies The other agencies needed to O be protected from partisan politics The other O headquarters are outside of Washington D C tradition agencys located President George Washington didn t want to have the other agencies in his Cabinet and the pued

Which of these statements is not true about the president s Cabinet This informal advisory board has no basis in the Constitution The Cabinet was born under second President John Adams There are 15 Cabinet level departments President Franklin D Roosevelt O appointed the first woman to a

What is a bureaucracy A small administrative structure O that handles the everyday business of an organization A large complex administrative structure that handles the everyday business of an organization An administrative structure Owhich is called upon for special assistance when it is needed An administrative structure in O which convenes during times of emergency

Complete the labeling activity by identifying each stage of the cell cycle Drag the appropriate labels to their respective targets Labels can be used once or more than once Metaphase Telophase Prophase Interphase Anaphase 000 Reset Help

Identify the bone labeled A D A 3 8

Identify A

This is an illustration of a female ovum Do these cells undergo mitosis yes

B B A Identify the structure labeled D F

3 Identify the structured labeled A D U

Chicken comb phenotypes are determined by genotypes as shown in the chart below 3 4 Phenotype Genotype 3 16 Walnut Comb Rose Comb R P Single Comb R pp Pea Comb rrP In a cross of a heterozygous walnut comb and a single comb what would be the expected phenotype frequency of rose combs in the offspring rrpp

Stable goverment Give the provided diagram a title using the BEST answer choice below Lite prog Evidence of an Undeveloped Nation for the Requirements O Development of an Undeveloped Country O Economic Support Structures