Biomolecules Questions and Answers

Which of these best models the sequence of gene expression Otrait DNA protein DNA protein O O O DNA trait protein trait protein DNA trait

Which of the following atoms are found in glucose O Phosphorus nitrogen and carbon O Nitrogen sulfur and oxygen O Carbon hydrogen and oxygen O Sodium potassium and chlorine

If more individuals are born than die in any period of time how will the population change O Increase O Decrease O Migrate O Stay the same

Which factor within the ecosystem is LEAST likely to impact the carrying capacity of White Oak trees is an ecosystem O Availability of water O Number of decomposers Availability of soil nutrients O Availability of space POSSIBLE POINTS

Anaerobic respiration occurs primarily in conditions where O excess carbon dioxide has built up O oxygen is abundant O carbon dioxide is not available O oxygen is not available

A biochemist performed the following hydrolysis reaction H S H OHHHHH 9 9 C c C C C H Il HHHHH OHHHHH CCCCC C H H HH OHHHHH CCCCC H 11 HHHHH Triglyceride Molecule which class of biomol 3H O H H C OH H C OH H C OH H Glycerol OHHHHH CCCCCC H LILL1 HHHHH OHHHHH Ho 8 4 11 C C H HHHHH OHHHHH c cc CC C H HHHHH Fatty Acids

11 Explain in your own words how enzyme feedback inhibition benefits a cell

How does the biodiversity of an ecosystem change over time as it progresses through the natural stages of succession biodiversity does not change O biodiversity increases O biodiversity decreases POSSIBLE POINT

Which of the following does a virus NOT contain A DNA or RNA B nucleic acids C protein D ribosomes

It is widely believed today that viruses came from parts of A fungi C degraded cells B eukaryotes D bacterial pseudopods

Define the following in your own words using plain language Denaturant Denatured protein Protein ladder Membrane Primary antibody Secondary antibody Relative protein abundance Fluorophore

Non enveloped animal viruses are commonly released from the infected cell by does not survive Olysis exocytosis membrane fusion endocytosis a pro 1 pts

Biotechnology includes selecting desired traits such as seen in corn which has been happening since A agriculture began B genomes were mapped C Gregor Mendel s work began D the gene was identified

Human tissues OA snake A snake plant O In a protist colony

Molecular Genetics 1 Draw a nucleotide and label the three parts Draw a segment of a DNA strand and show the pairin Sob nizq9q 290b 16dW TE Sob 92slym6 290b 16rW 88 of A T C G and hydrogen bonds 2 Draw a chromosome and label the centromere and chromatids 02 amesed 930sslot 920fost bib woH es 3 What are the base pair rules for DNA and RNA What is replication and in which phase of interphase does it occur List the phases of the cell cycle and mitosis Explain what goes on in each f th SC

1 reduces the heating of tissue when it is irradiated with waves of the radio frequency range 2 increases the heating of tissue when it is irradiated with waves of the radio frequency range 3 increases the radiobiological effect when the tissue is irradiated with ionizing radiation 4 reduces the radiobiological effect when the tissue is irradiated with ionizing radiation 5 contributes to increase the contrast of X ray images

A The molecule to the right with the unique cloverleaf shape is called mRNA B tRNA C rRNA

Which of the following scenarios would you NOT contact a patient A medication is out of stock There is a Third Party issue The prescriber has denied refills A controlled substance prescription is missing the original date

Explain what PAMPS are Second are they involved with the innate or adaptive immune response For the toolbar press ALT F10 PC or ALT FN F10 Mac

What is the function of the membrane attack complex MAC for the toolbar press ALT F10 PC or ALT FN F10 Mac

Which of the following does not participate in the formation of the immune receptor such as Abs and ligand complex Ohydrophobic bonds covalent bonds O electrostatic forces hydrogen bonds

Question 16 of 25 Insulin is a hormone that carries signals in the body Actin is a protein that is found in muscles Which sentence describes these proteins OA They are made up of the same amino acid sequence but are folded differently OB They have different functions that are based on their structures OC Each can change into the other depending on the body s needs OD Their functions can change as necessary depending on the body s needs

Which statement describes RNA OA It is built using DNA as a template and is translated to form amino acid chains that fold into proteins OB It is used as a template for proteins which are then translated into DNA OC It is used as a template for DNA which is then translated into nucleic acid chains that fold into proteins OD It is built from amino acid chains and is transcribed into DNA before being folded into proteins

Question 4 of 25 Which type of biomolecule is shown in the model HICIR 910 1 HR O H O R HIN HO H N C C N C C N C C N C C N C C OH HR R OA A strand of mRNA B A polypeptide chain OC A carbohydrate HO D A nucleic acid chain HO 1 II HTCIR HR 910 HRS SUBMIT

Which enzyme s primary purpose is to break down starch into its component sugars O trypsin O pepsin O lipase O catalase O amylase

Catabolic Energy OOOO O O O Anabolic pathways are where small molecules being assembled into large ones Energy is required Catabolic pathways are where large molecules are broken down into small ones Energy is released Energy O Anabolic pathways are where small molecules being assembled into large ones Energy is released Catabolic pathways are where large molecules are broken down into small ones Energy is required O Anabolic pathways are where large molecules are broken down into small ones Energy is released Catabolic pathways are where small molecules being assembled into large ones Energy is required O Anabolic pathways are where large molecules are broken down into small ones Energy is required

Which of the following are found only in plant cells O gap junctions O desmosomes O plasmodesmata

Which category would does the amino acid aspartate belong to 4 O Non polar aliphatic R group aromatic R groups O Polar uncharged R group O Polar and negatively charged R group O Polar and positively charged R group

Which category would does the amino acid proline belong to O Non polar aliphatic R group aromatic R groups O Polar uncharged R group h O Polar and negatively charged R group O Polar and positively charged R group

Label each of the following systems as high or low entropy i the instant that a perfume bottle is sprayed compared with 30 seconds later ii an old 1950s car compared with a brand new car iii a living cell compared with a dead cell Oi low ii high iii low O i low ii high iii high Oi high ii low iii high Oi high ii low iii Low 4

How does the sodium potassium pump make the interior of the cell negatively charged O by expelling anions O by pulling in anions 4 O by expelling more cations than are taken in Oby taking in and expelling an equal number of cations

Which of the following statements is not true O Water is polar s Water stabilizes temperature Water is essential for life Water is the most abundant molecule in the Earth s atmosphere

Which of the following statements is true O Acids and bases cannot mix together Acids and bases will neutralize each other h O Acids but not bases can change the pH of a solution Acids donate hydroxide ions OH bases donate hydrogen ions H

Potassium has an atomic number of 19 What is the electron configuration O shells 1 and 2 are full and shell 3 has nine electrons shells 1 2 and 3 are full and shell 4 has three electrons shells 1 2 and 3 are full and shell 4 has one electron shells 1 2 and 3 are full and no other electrons are present

What do numbers 1 and 2 on the model indicate and how is a gene related to these two structures 1 is a chromatid O2 is RNA A gene is a segment of the DNA found on the chromatid that codes for a specific protein 1 is a chromatid 2 is RNA A gene is a segment of the RNA found on the chromatid that codes for a specific carbohydrate 1 is a chromosome O 2 is DNA A gene is a segment of the DNA found on the chromosome that codes for a specific protein 1 is a chromosome O2 is DNA A gene is a segment of DNA found on the chromosome that codes for a specific carbohydrate cell nucleus VLAUM 2

Label the nucleic acid DEI 4 CH OH NH Neovvihore

Label the amino acid H H group H R Side alpha carbon group H amino carboxyl nitrogen side cha

Genes can be referred to as homologous structures

2 Why are biological macromolecules considered organic

4 What are the structural differences between RNA and DNA 5

20 The Horizon is the substratum or regolith It is lighter in color and is unconsolidated earth material This This layer is considered the bottom layer of the soil 1 Point SOIL LAYERS O HORIZON Surface Litter A HORIZON Topsoil E HORIZON Zone of leaching B HORIZON Subsoil C HORIZON parent material BEDROCK O A O E

Around each word s each sign For Example Yield 1 2 3 4 YIELD NO PASSING ZONE NO OUTLET RXR CONSTRUCTION AHEAD symbol Red and White 6 7 8 9 THRU TRAFFIC SPEED LIMIT 55 DIVIDED HIGHWAY ENDS NO PARKING ANY TIME

The Animal Genetics and Monogenic Disorders simulations both used PCR to help determine genotypes 1 Name FOUR major ingredients needed to perform PCR i e the stuff you put into the tube 2 Describe the purpose of any TWO of these ingredients

What evidence have scientists found in meteorites regarding the origin of biomolecules A Meteorites can cause electricity forming organic molecules from inorganic ones OB Metals in meteorites can form organic molecules C Eukaryotes were found in meteorites showing that life originated in space OD All amino acids found in modern organisms have also been found in meteorites

Which of the following is a major difference between RNA and DNA O type of phosphate type of glycosidic bond O type of purines O type of sugar

a 22 The graph below represents the mass change over 60 minutes of two potato tuber chips in distilled water dotted line and 15 sucrose solid line The chips were cylinders of 5 cm length and 1 cm diameter 2 20 2 15 2 10 2 05 2 00 1 95 M 1 90 1 85 1 80 Mass in g 0 01 Mass of one potato tuber piece in 0 sucrose dotted and 15 sucrose solid 0 10 20 30 Time in minutes 1 40 50 60 Calculate the percentage loss in mass of the potato chip in 15 sucrose at 20 minutes 2 marks

The Andromeda Galaxy is approximately 1 5 x 1012 solar mass Based on the passage what is likely true about the Andromeda Galaxy O The galaxy s mass is composed of stars gas and dust O Over 1 x 10 2 mass is probably made up of stars O Most of the galaxy s mass is probably made up of dark matter O Over half the galaxy s mass is probably made up of gas and dust

Data Tables Container A B C Table 2 Initial pH Test Results Chemical Contents Table 3 Neutralization of Acid Total Amount of NaHCO Added 0 5 initial solution 1 0 Initial pH 1 5 Beaker C pH after adding acid Additional Observations

Clathrin is essential for the formation of a vesicle budding True or False

1 Crawling cells contains high actin rich regions that are important in the craw mechanism True or False