Anatomy of Flowering Plants Questions and Answers

Which of the following statements about the GRAS list is true a Items on the list have never been removed therefore it is most trustworthy b Substances on the list must not have been found to be a carcinogen in any test on animals or human beings c It was established by the FDA in 1958 Od Public outcry is not a sufficient reason to review a substance on the list Oe There are only three substances currently on the list salt sugar and caffeine O

D O The bioavailability of vitamins in food a refers to a vitamin s molecular structure b depends on many factors such as how the food was prepared c is easy to determine d refers to the number of neutrons in the cells of vitamins e is the ratio of vitamin intake to calorie intake

bout what percentage of U S adults take a multivitamin mineral supplement regularly a 30 b 65 O c 50 d 20 Oe 60

2 Which focusing knob may only be used with the high power and oil immersion objectives and why 3 True False You carry a microscope with one hand 4 How do we calculate total magnification of a microscope OBJECTIVES Identify the parts of the compound light microscope and explain their functions Determine the total magnification of an object viewed under a microscope Understand the advantages of parfocality and the relations between magnification and working distance brightness size of the field of view and size of the image Locate and focus on any specimen using the scanning low and high power objective Understand the principle of staining biological material for microscopy Identify organelles nuclei chloroplasts etc in cheek and Elodea cells

Think about the instances during the day when you drink water When is tap water a better choice When is bottled water and better choice

Does recycling the plastic water bottles negate the environmental impact of drinking bottled water Why or why not

Plasmids cannot be passed on to progeny are essential for growth and metabolism are often the site of pathogenic genes are found in all bacteria

Which of the following is not a characteristic of bacteria All of these are characteristics of bacteria Its DNA is not encased in a membrane Its DNA is wrapped in a membrances It has a coll wall made of peptidoglycans or other distinct chemicals O It does not have membrane bound organelles

Bacterial cells could have any of the following appendages except O flagella 0 pil sex pil

Which order below reflects the correct procedure for Gram staining O Crystal violet lodine alcohol acetone safranin O Alcohol acetone crystal violet safranin lodine O Crystal violet alcohol acetone lodine safranin O lodine safranin crystal violet alcohol acetone

5 Lipids Explain the difference between saturated and unsaturated fats complete sentences Give examples of each

Cellular respiration occurs in the cytoplasm True False

Select the statements that describe the diagram depicting enzyme action Substrate Inhibition of the pathway Enzyme 1 The figure above is an example of feedback inhibition The figure above is an example of competitive inhibition The figure above is an example of non competitive inhibition The figure above is an example of a metabolic pathway The figure above illustrates an irreversible process Intermediate substrate A Enzyme 2 Intermediate substrate B Enzyme 3 End product

METABOLISM customized Mark each statement as True False while describing Adenosine Triphosphate ATP is a very stable energy source When ATP is hydrolyzed energy is lost as heat A large quantity of ATP is used to fuel the sodium potassium pump When ATP is hydrolyzed the alpha phosphate is removed When the phosphate attaches to the sodium potassium pump the pump is dephosphorylated With the attached phosphate the sodium potassium pump has less free energy that before the phosphate attached The energy released from the hydrolysis of ATP is coupled with the energy required to power the sodium potassium pump True OOO False

Viral release from a bacterial cell O 1 requires the production of lysozyme encoded by the eukaryotic genome 2 requires the production of lysozyme encoded by the eukaryotic genome and kills the bacterial cell 3 requires the production of lysozyme encoded by the viral genome 4 kills the infected cell O 5 requires the production of lysozyme encoded by the viral genome and kills the infected cell

some people find themselves living in the past How have you seen this theme in your life or in the life of others

For each of the following types of disorders what are the best answer Note Not every answer option will have a used for more than one type of inheritance that it matches X linked Recessive Disorder Autosomal Recessive Disorder 1 AA o 2 Aa or 3 Aa or 4 aa or 5 XAX

5 The ability for a cell membrane to allow certain things in and out allows it to maintain its A evolution B homeostasis Cintegrity D independence

2 A student put together the experimental setup shown below The selectively permeable membrane is permeable to water but not the solute shown Selectively permeable membrane 0 Side A O 00 Side B O Solute particle Which side is hypertonic for solute Which side is hypotonic for solute Which direction will the solute move Which direction will the water move Once equilibrium is reached will water continue to move across the membrane

Which statement describes an example of a scavenger and its diet OA Sharks eat smaller fish seals and sea lions B Black bears eat roots berries insects and fish OC Vultures eat freshly dead animals D Pandas eat bamboo and sugarcane plants

Ths molecule is a H 00 C H 1 H C O HHH III H N C C O III HHH Steroid O Phospholipid O Fatty acid Triglyceride Fo 0 0 HHHHHHHHHHHHHH IIIIIIIII c c c c c c c c c c c C C C CH I HHHHHHHHHHHHHH H C 0 H II 1 1 I III HHHHHHHHHHHHHH c c c c c c c c c c c C C C C HHHHHHHHHHHHHH

Which of the following is used for energy storage in animals Select all that apply Glycogen Starch Cellulose

Shown here is a monosaccharide HOCH KOH H Alpha Beta H 0 H OH OH H anomer

3 What is meant by homospory and heterospory What are the contrasting features of the gametophytes produced by homosporous and heterosporous plants 4 Describe the characteristics of each of the following phyla of seedless vascular plants Rhyniophyta Zosterophyllophyta Trimerophytophyta Lycopodiophyta and Monilophyta Which of these are exclusively fossil phyla 5 In terms of their structure and method of development how do eusporangia differ from leptosporangia Which ferns are eusporangiate Which are leptosporangiate 6

pH 6 8 7 6 5 AT 3 2 Titration Curve of Acid A 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 OH added equivalents 7 weak changes dramatically when 100 titrated weak resists change when 50 titrated strong changes dramatically when 100 titrated It cannot be determined from the information given strong resists change when 50 titrated and

Which of the following are possible causes of Patient X s automated FBC Incorrect answers will be negatively scored to prevent clicking all options a Dehydration b Chronic obstructive pulmonary disease COPD c Pernicious anaemia d Most myeloproliferative diseases e Megaloblastic anaemia f Heart attack g Smoking Oh Fanconi anaemia i Acute haemorrhage within 3 hours of bleeding starting j Altitude k Radiation exposure 1 Obstructive sleep apnoea m Aplastic anaemia n Allergy o Haemolytic anaemia

o make a final dilution of 1 5000 in two steps a serial dilution if the first dilution is 1 44 the second dilution needs to be 1 what answer to no decimal places ie whole umber do not enter 1 xxx please just give the number

Match the following symptoms and signs to their causes Symptom resulting from Patient X s RBC count Symptom resulting from Patient X s WBC count Symptom resulting from Patient X s platelet count Sign resulting from Patient X s RBC count Sign resulting from Patient X s platelet count A Tachycardia B Petechiae C Shortness of breath D Frequent nose bleeds E Recurrent coughs and colds F Low blood pressure

Which of the following are possible causes of macrocytic normochromic anaemias Incorrect answers will be negatively scored to prevent clicking all options a Sideroblastic anaemia b Iron deficiency c Diamond Blackfan d Alcoholism e Thalassaemia f Vitamin B6 deficiency g Folate deficiency h Acute haemorrhage i Anaemia of chronic disorders eg chronic infection j Heamophilia k Sickle cell disease I Bone marrow failure m Dietary vitamin B12 deficiency n Lead poisoning o Liver disease

Given the following molecular weights carry out the following calculation K 39 0983 Na 22 9898 CI 35 453 How many grams g of NaCl do you need to make 638 mL of PBS 0 137M NaCl Answers to 2 decimal places

Given the following values calculate the mean corpuscular haemoglobin concentration MCHC in g dL Give your answer in g dL with no decimal place HGB 4 97g dL PCV 0 16 as a decimal RBC concentration 1694265231321 RBC L

re B n 2 wing reaction is a H 0 OH CH OH 4 OH 0 OH reaction Lactase OH H O OH CH OH OH OH OH

19 hemical identification method uses carbon and energy storage com alysis System OF

If you are conducting an experiment to determine whether caffeine intake affects human heart rate what is your null hypothesis

What is the dependent Number of mutant bacterial cells 600 500 400 300 200 100 The effect of UV exposure on the appearance of mutant cells in 3 different bacterial populations 0 gra 0 8 A 10 2 4 6 Amount of time bacteria were exposed to UV minutes 12 E coli S aureus C sporogenes

estion Completion Status QUESTION 2 hospholipids with shorter fatty acid chains and or more hore rigid and less permeable True False

Which of the following statements about ATP is NOT TRUE ATP can be created using energy to phosphorylate ADP O O When a phosphate group is removed from ATP by hydrolysis usable energy for the cell is released O ATP serves to couple exergonic and endergonic reactions O ATP is absorbed from the food we eat and used as energy currency for our cells O ATP stands for adenosine triphosphate

All is absorbed from the food we eat and used as energy currency for our cells ATP stands for adenosine triphosphate O QUESTION 7 Which of the following best describes how enzymes work in a cell Enzymes work by providing the energy needed for the reaction to progress Enzymes eliminate the activation energy required for a chemical reaction O Enzymes block entropy thereby allowing living cells to persist Enzymes work by lowering the activation energy of a reaction making it proceed more easily

QUESTION 9 Your body only uses 34 of the chemical energy in the food you eat to usable energy for your cells What happens to the r of the energy It is lost as heat It is converted to fat It is converted to protein It is excreted in urine and feces

recommended that your developed response for Prompt 1 a c has a total length of between 6 12 sentences You may combine your responses to create One single cohesive essay Consider the above mentioned rubric when constructing your response There is not a penalty if your response surpasses the stated maximum length Responses must be in either WORD or PDF format Prompt 1 Human Sexuality Rewards Costs Equality and Sexual Scripts LRS 2018 87 90 Course Handout 4 3 4 a What is the interpersonal exchange model of sexual satisfaction Lawrence and Byers 1995 LRS 2018 87 88 Course Handout 4 3 Briefly explain using course materials b What is the difference between the sexual scripts of patriarchal sexuality and expressive sexuality Briefly explain using course materials

ACTIVITY 5 In ferns and other seed sporophyte generation gametophyte generation

ACTIVITY 1 Obtain the indicated slides depicting different stages of the moss life cycle Draw the structures and label the archegonium and the antheridium Identify the egg or embryo whichever is present Use the atlas if necessary to label distinct structures Moss archegoniophore Moss antheridiophore

Which of the numbered carbons is the 2 carbon in the biological monomer shown NH 0 123 0 O P O P O P 0 CH 2 0 0 0 0 H H 2 OH 0 H H N N H adenine 3 N N

Question 9 1 point A Anther Filament E Receptacle Stigma D Style A B Ovary C In the generalized flower above the letter D represents an

In living organisms all amino acids are O D D L L D L L D and all monosaccharides are

OL1000 N Biology I Cells Molecular nary reaction of cellular respiration C6H

My coulSCS BU BIUI of IN Select one In what form does carbo a Oxaloacetate

FOM 215 depress How do variations in the inflows inputs and outputs cause the change

on 9 et red Membrane bound proteins These transmembrane doma

estion 4 t yet Which of the fol