The Living World Questions and Answers

What does oxygen get reduced to at the end of the electron transport chain a ATP b Electrons c Protons d NADH

What is the function of GTP in the Kreb s Cycle a An oxidizer to produce CO b An electron carrier d A scaffolding for carbon atoms d An energy carrier

5 B 1 6 1 9 12 Glycolysis literally means a sugar splitting b sugar producing c Embden Meyerhof d energy producing

Where does the energy required for anabolic reactions come from O a Heat b Catabolic reactions c Unused energy from metabolism

In metabolism energy that is not used a is stored in the form of ATP b is given off as heat c is used to build up large compounds from smaller ones d is used to break dow

9 A group of doctors collected data about the foot lengths of newborns at 40 weeks Lengths were recorded to the nearest 0 1 cm Foot length at birth cm 5 1 5 5 5 66 0 6 1 6 5 6 67 0 7 1 7 5 7 6 8 0 8 1 8 5 Number of babies 1 5 14 26 12 4 1 a Which range listed in the table is most likely to include the mean foot length for the population 1 point b What is the probability that a baby born in this population will have a foot length from 6 1 cm to 7 5 cm Explain your answer 3 points

Which of the following types of bacterial cells would have flagella located at only one end of the cell a Lophotrichous b Lophotrichous and Monotrichous c Peritrichous d Amphitrichous e Monotrichous f Monotrichous and Amphitrichous

In the figure which diagram of a cell wall is resistant to many antibiotics e g penicillin Environment a A Plasma membrane Inside cell b The answer cannot be determined based on the information provided c Neither A nor B

10 A solution consists of a Give an example of each and

9 All Items 1 2 3 4 B 5 6 7 8 9 10 11 20 Q How did the United States respond to the Soviet launch of Sputnik in 1957 AO increased funding for science education expanded troop deployments to major cities C decreased congressional focus on the arms race D O reduced government subsidies for aviation companies PN

At which point does the splicing of mRNA play the largest role in regulating gene expression A Before transcription B During translation C During transcription D Before translation

Which two sentences describe the somatic cells in a multicellular organism A They all have identical sets of genetic instructions B Their DNA is different from that of the original zygote C They have a variety of specialized functions D They require the same proteins throughout their lives

Each of the following sentences has two semicolons but should have only one Delete the in correct one and replace it with other punctuation if necessary Example No one else had ever seen anything special in Cheryly who had never shown any ambition her teachers had labeled her a slow learner long before she got to high school 1 Cheryl had to beg her teachers to allow her to take college preparatory courses they were sure she would fail no matter how hard she tried om 2 Coach Thompson did many things for Cheryl including coaching track prodding her about schoolwork encouraging good eating habits and insisting that she think about college most important of all he gave her faith in herself Alloup 3 All of the runners knew that if they made qualifying times Coach Thompson would diss satants en see to it that they were entered in the national meets however they also knew that if they did not qualify they were off the team roll sidoule Bulay 4 Cheryl soon discovered that she had to schedule her time or she would fail at 43 8 school or at track or at both thinking about Coach Thompson she began to care gila slend 5 By the time Cheryl graduated from high school she was an A student this slow artin learner received an academic scholarship to New York University although she had nel ven thought only an athletic one was possible word sri ads siold in omar bin grail down ardal biv

FIGURE 18 10 FIGURE 18 9 FIGURE 18 11

What is the decolorizer destain for the Gram stain acid acetone acetone phenol acetone alcohol

Why do bacteria keep some antibiotic resistance genes or mutated genes that confer antibiotic resistance and discard others Answer

Think back to how Deinococcus radiodurans can survive such high doses of ionizing radiation What is happening to its DNA at those doses and what do you think the organism is doing to fix this problem Answer

1 Why would A T pairs be abundant at the origin of replication Answer

What are the three molecular components of a nucleotide deoxyribose nitrogen bases and phosphate groups glucose amino acids and phosphate groups deoxyribose amino acids and phospholipids O glucose nitrogen bases and phospholipids Question 2 What is the difference between a purine and a pyrimidine 0 25 F O Purines are nitrogen bases composed of two rings pyrimidines are nitrogen bases composed of one ring Pyrimidines are nitrogen hacer

A referendum allows state citizens to O vote to approve or reject laws O advise the state legislature O remove previously elected officials from office O propose laws

What might be a stimulus that triggers a songbird s territorial behavior

How is survivorship a benefit of behavior

JULIUS Question 1 What defines the area for the formation of the septum in binary fission The FtsZ ring or Z ring O The cleavage furrow O The septum OCytokinesis Question 2 Where does a microaerophile grow in a test tube containing broth

In the potato experiment you graphed the change in weight of potato soaking in different sucrose concentrations When there is no change in weight the sucrose concentration inside the potato is with the soak solution

Which of the following is not a true statement regarding biolfilms Biofilms attach only to non living structures Biofilms can be difficult to treat with antibiotics Biofilms can be severall layers thick of multiple microbes Biofilms commonly form on structures such as catheters and contact len

Which of the following is not true of an endotoxin Once released the enzymatic portion can act on cells over and over again Downstream effects of endotoxin release are hypotension fever and disseminated intravascular coagulation or DIC Endotoxins are components of Gram negative cell walls and can be released upon lysis of the cell The lipid A portion is the actual toxic portion of the LPS endotoxin Hemalymph from the Limulus crab is used to test for the presence of endot

The etiologic agent of gas gangrene is Yersinia pestis Plasmodium spp Streptococcus pyogenes Clostridium perfringens

Which of the following would not be considered a portal of exit Vomit Feces Urine Talking 11

9 In angiosperms fruits play an important role in seed dispersal Plant recognize different types of fruit 11 of which are described in the table below Dried fruits can be further classified as indehiscent the fruit pod does not split open when ripe or dehiscent fruits pods split open when mature 51 Examine the provided examples of fruits Fruit Type Description Ovary wall and seed coat are fused one seed seed is attached at only one point to the ovary wall Ovary wall is thin and fully fused to the seed at all points one seed Category Simple fruits Dry fruits at maturity Fleshy fruits Achene Grain Nut Capsule Legume Follicle Drupe Berry Pome Compound fruits More than one ovary Multiple fruit Aggregate fruit Ovary wall hard or woody but can be separated from seed one seed may have an outer husk Ovary has several cavities in cross section several to many seeds Unprocessed rice Strawberry Ovary has one cavity that opens along both sides many seeds Ovary has one cavity that opens along one side many seeds Ovary with one seed surrounded by very hard seed coat outer covering of seed formed from inner ovary wall Mature ovary tissue soft and fleshy surrounding flower tissue does not develop into fruit many seeds not hardened Fleshy fruit develops in part from surrounding flower tissue base of sepals and petals ovary wall forms core around seeds many seeds Fruit formed from fused ovaries of many flowers Fruit formed from several fused ovaries in one flower Example Sunflower seeds Wheat Walnut Cotton fruit Bean pod Milkweed Cherry Berry Apple Pineapple Blackberry Classify the following fruits using the following terms simple vs compound dry vs fleshy indehiscent vs dehiscent fruit type see chart above 1 Pear 2 Sunflower seed 3 Nectarine Tomato

10 Why is testing adaptations important What are three ways we can test adaptations

6 What is the difference between a browser and a grazer What is an example of an adaptations for each

Choose the correct answer An individual with the drive and determination to combine land labor and capital to produce goods or offer a service is a an O stock broker O entrepreneur O C E O financial advisor Complete Later Complete

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

Choose the correct answer The Civil Service Act of 1883 which made merit the basis for hiring and promotion among government jobs was passed in reaction to President Jefferson s cleaning house of Federalists when he took office O President Jackson s dismissal of more than 2 000 employees when he took office The early 1800s gridlock in government because of the incompetence of workers given patronage jobs The assassination of President James Garfield by a disappointed office seeker

Choose the correct answer The follows the vice president in the line of presidential succession O vice president O attorney general O president pro tempore O secretary of state

Leticia s food diary shows that her highest calorie meals are the ones she eats when she leaves campus to have lunch with friends at fast food restaurants Meal A shown below is her typical lunch and Meal B is the lower calorie lunch that she plans to replace it with How can Meal B have fewer calories even though it looks like more food Meal A M GET QUENCHED Meal B

5 d Which of the follo Select one

A The formation of the U S Air Force B The Civil Rights Movement C The founding of the Tuskegee Institute

ncy of the HbS allele is his is a two allele syste

of the following would be suffici type frequencies from allele frequ ation is not evolving due to natural s

5 In cabbage butterflies white wings are dominant to yellow wings If a heterozygous Ww butterfly is crossed with a homozygous recessive ww butterfly what percentage of the offspring will have yellow wings 50 O 100 O 75 O 25

1 Viruses are not considered living because O They don t have DNA or RNA O They aren t made up of one or more cells O They can t reproduce O They are prokaryotes

Why didn t the Philosophes put a STOP to slavery Please voice your opinion by Friday Mar 3 2023 Grading Criteria This DISCUSSION represents the student s class participation grade The stu least ONE other student s answer to receive this week s percent point DISCL grade You will be graded on ACTIVE PARTICIPATION in this DISCUSSION not active or do not post by the deadline you will receive a ZERO Discussion How Tos How do I respond to a discussion as a student B How do I attach a file to a discussion reply as a student How do I embed an image in a discussion ropli

What happened to Esperanza s money orders What would you have done in the

Which of the follow statements is true O Websites have page numbers so you must include them O I can decide to use either the author s last name or the title of the work when I cite a source If the author isn t listed then I should put Anonymous as the author Use a comma between the author s last name and the page number Keep parenthetical citations short and to the point No extra punctuation should be used

The central bank buys 10 000 worth of bonds in the open market from Elaine who deposits the proceeds in her checking account at MSM Bank The banking system has limited reserves and the required reserve ratio is 5 a What is the amount by which MSM Bank s liabilities have changed Explain b Calculate the change in required reserves for MSM Bank Show your work c What is the dollar value of the maximum amount of new loans MSM Bank can initially make as a result of Elaine s deposit Explain d Based on the central bank s open market purchase of bonds calculate the maximum amount by which the money supply can change throughout the banking system Show your work e How will the change in the money supply in part d affect aggregate demand and the price level in the short run Explain

View the website above using the link or the QR code How does the shape and position of the people represent their relationship

Drugs that cause changes in emotions consciousness or behavior are known as

Which functions are controlled through the autonomic nervous system 1 blood pressure 2 heart rate 3 water balance 4 temperature regulation 1 2 3 O1 and 2 1 2 3 4 1 and 3 2 3 4

The adrenal medulla is important to the sympathetic branch of the autonomic nervous system because it is a source of catecholamines O it is a source of catecholamines it is considered a modified sympathetic ganglion and it releases epinephrine and norepinephrine directly into the blood it is a source of catecholamines and it is considered a modified sympathetic ganglion O it is considered a modified sympathetic ganglion O it releases epinephrine and norepinephrine directly into the blood