BSC 170 Study Guide - Final Guide: Maple Syrup Urine Disease, Lactose Intolerance, Size 14

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30 Oct 2014

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Note: this older exam does not cover the material in the section covering exceptions and extensions of mendelian genetics. The exam on tuesday will include questions over that material. 1: collagen is a biological macromolecule composed of three chains of about 1,050 amino acids each. Involved in metabolism support to skin, tendons and other types of connective tissue. This molecule is most likely: a type of nucleic acid, a structural protein, a type of blood protein, biological macromolecules contain some form of chains of carbon atoms. 3: genotype is a term for one"s, combination of alleles, phenotype, dominant alleles, eggs and sperm, appearance, mendel"s law of segregation is illustrated by. 4: chose the correct number of different types of gametes the following genotype can produce: aabbccddeeff, 4, 8, 16, 32, 64. This could affect: the phenotype of its offspring, a pedigree analysis, the law of dominance, the phenotype of its siblings.

Related Questions

It's a quiz for my life science class.

QUESTION 1

Organisms that have descended from the same initial group and have the ability to interbreed belong to the same

	A.	species.
	B.	family.
	C.	class.
	D.	genus.
	E.	order.

5 points

QUESTION 2

The simplest entity that exhibits all of the properties of life is called a(n)

	A.	molecule.
	B.	cell.
	C.	organism.
	D.	tissue.

5 points

QUESTION 3

In populations, adaptation usually arises through

	A.	responsiveness.
	B.	heredity.
	C.	metabolism.
	D.	natural selection.
	E.	development.

5 points

QUESTION 4

Scientists have found that ancient fossils

	A.	are less similar to present-day organisms than more recent fossils.
	B.	are just as similar to present-day organisms as more recent fossils.
	C.	are more similar to present-day organisms than more recent fossils.
	D.	are very similar to present-day organisms.
	E.	bear no resemblance to present-day organisms.

5 points

QUESTION 5

What is the term that describes the study of the relationship between living things and components of their environment?

	A.	herpetology
	B.	analogy
	C.	zoology
	D.	ecology
	E.	ichnology

5 points

QUESTION 6

Characteristics usually associated with life include all of the following except:

	A.	motility.
	B.	a high degree of organization.
	C.	lack of change from generation to generation.
	D.	reproduction.
	E.	responsiveness to stimuli.

5 points

QUESTION 7

The scientific name for the black-footed ferret is Mustela nigripes. The name Mustela indicates the _____________________ to which the organisms belongs.

	A.	phylum
	B.	class
	C.	family
	D.	species
	E.	genus

5 points

QUESTION 8

Which of the following is considered to be the most basic living unit?

	A.	organ system
	B.	molecule
	C.	organelle
	D.	cell
	E.	tissue

5 points

QUESTION 9

Which of the following concepts best describes the wide variety of dog species we observe, ranging from the domesticated golden retriever or the basset hound, to the wild dogs of Africa, to foxes?

	A.	preadaptation
	B.	special creation
	C.	inheritance of acquired characteristics.
	D.	taxonomy
	E.	evolution

5 points

QUESTION 10

If an ecologist is studying the cycling of carbon through a particular environment (which involes the movement of carbon through living things as well as through rock, air, and water), the scientist is studying at what level of ecology?

	A.	organismal
	B.	community
	C.	ecosystem
	D.	population
	E.	biosphere

5 points

QUESTION 11

Which list is organized from smallest to largest level of organization of life?

	A.	organisms, organ systems, organs, tissues, cells, organelles
	B.	organelles, cells, tissues, organs, organ systems, organisms
	C.	organelles, tissues, cells, organ systems, organs, organisms
	D.	tissues, cells, organelles, organs, organ systems, organisms
	E.	cells, tissues, organ systems, organelles, organs, organisms

5 points

QUESTION 12

When examining the hierarchy of life, which of the following terms is most inclusive?

	A.	biosphere
	B.	population
	C.	species
	D.	ecosystem

5 points

QUESTION 13

The units of inheritance are

	A.	evolutions.
	B.	heredities.
	C.	genes
	D.	twins.
	E.	metabolic activities.

5 points

QUESTION 14

Organisms that undergo asexual reproduction

	A.	require another organism to reproduce.
	B.	are usually very complex.
	C.	produce offspring that are different from each other.
	D.	do not require energy to reproduce.
	E.	produce offspring that are identical to each other and to the parent.

5 points

QUESTION 15

All the living organisms in a particular area at a particular time make up a

	A.	biosphere.
	B.	community.
	C.	biosystem.
	D.	population.
	E.	ecosystem.

5 points

QUESTION 16

The first step in the scientific method is to

	A.	identify a problem.
	B.	predict the results of an experiment.
	C.	propose a solution.
	D.	draw a conclusion.
	E.	perform an experiment.

5 points

QUESTION 17

Young multicelled organisms usually start out small, then grow in size, and increase in complexity. This process is called:

	A.	heredity.
	B.	metabolism.
	C.	development.
	D.	evolution.
	E.	heredity.

5 points

QUESTION 18

To maintain order within their cells and organs, all living things must

	A.	carry on metabolism.
	B.	reproduce.
	C.	constantly change.
	D.	be able to move.
	E.	extract energy from sunlight.

5 points

QUESTION 19

Which of the following includes Highest levels of hierarchy?

	A.	family
	B.	phylum
	C.	domain
	D.	kingdom
	E.	order

5 points

QUESTION 20

Fungi are classified into which domain?

	A.	Archaea
	B.	Eukarya
	C.	Bacteria
	D.	Fungi

erinhare264

Assigned as

Homework

Acetyl CoA is the beginning of a metabolic pathway that produces most of the NADH and FADH for ATP production. When you starve, which of the following will produce the most Acetyl CoA?

Protein, carbohydrates, and lipid metabolism all produce the same amount

Free Oxygen radicals

Protein metabolism

Lipid metabolism

Carbohydrate metabolism

Unanswered

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Assigned as

Homework

Which of the following occurs when oxyhemoglobin reaches the capillaries of heart muscle?

Absorbs oxygen from the mitochondria

Releases oxygen which leaves the capillary and diffuses into the cell

Releases its oxygen which diffuses from the capillary to the nucleus

Releases its oxygen which diffuses from the mitochondria to the capillary

Unanswered

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Assigned as

Homework

The drug, cannabis, which is produced by the marijuana plant, is a byproduct of which reaction?

Dark reaction

Light reaction

Oxidative phosphorylation of plants

Glycolysis in plants

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Assigned as

Homework

All of the following are true about bile EXCEPT:

It acts as an emulsifying agent for lipids and it is synthesized in the liver

It disperses globs of fat in the chyme into microscopic particles

It acts as an emulsifying agent on carbohydrates and is synthesized in the gall bladder

It exposes the large surface area of lipids to lipase

Unanswered

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Assigned as

Homework

The carbon-nitrogen bond that connects amino acids together in a protein is referred to as which of the following?

Peptide bond

Covalent bond

Ionic bond

Octet bond

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Homework

Dr. Monroe wants to prevent Priscilla, the chair of biology, from digesting carbohydrates. Which organ should she remove from Priscilla that produces the enzymes needed for carbohydrate digestion?

Small intestine

Liver

Pancreas

Large intestine

Unanswered

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QuestionGroup: #17 Lipids

Assigned as

Homework

All of the following are true about the liver EXCEPT:

It receives all the blood from the intestinal system by way of the portal circulation.

It produces iron directly with no need for having a food substrate

It stores fats and carbohydrates for energy.

It regulates blood glucose levels and synthesis of blood proteins

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QuestionGroup: #18 DNA

Assigned as

Homework

This molecule controls the production of enzymes in animal cells.

It is DNA, a nucleotide that resides in the nucleus of cells

It is RNA, the ancestor to DNA

It is a protein

It is DNA, a carbohydrate

It is DNA, a nucleotide which resides in the cytoplasm of the cell

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QuestionGroup: #19 DNA2

Assigned as

Homework

Which of the following represents the proper sequence for the "central dogma"?

RNA to Protein to DNA

RNA to DNA to Protein

DNA to RNA to Protein

Protein to RNA to DNA

Unanswered

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QuestionGroup: #20 Gene expression

Assigned as

Homework

How many different kind of amino acids are necessary for mRNA to make proteins in humans?

Bogus question since mRNA does not use amino acids to make protein.

Bogus question since mRNA does not use amino acids to make protein rather it is the rough endoplasmic reticulum.

Some of the questions have more than one correct answers

1- Select all of the following that are correct regarding lipidrafts.

	A- They include higher concentrations of sphingolipids than thesurrounding membrane
	B- They include higher concentrations of phosphatidylcholinethan the surrounding membrane
	C- They include higher concentrations of cholesterol than thesurrounding membrane
	D- They include higher concentrations of GPI-anchored proteinsthan the surrounding membrane
	E- They localize components of pathways

2- Select all of the following that are in the membrane bilayerasymmetrically (i.e. different composition in two leaflets of amembrane).

	A-Carbohydrates
	B- Proteins
	C- Lipids
	D- Nucleic acids

3-Select all of the following that are true of activetransport.

	A- Some solutes are moved against their concentration gradients,from one side of a membrane to the other, using energy from ATPhydrolysis.
	B- Light-driven pumps can couple the movement of solutes againsttheir concentration gradient to an energy input from light.
	C- moving from higher concentration to lower concentration

4- Which organelle is the major site of new membrane synthesisin a cell?

	A- A mitochondrion
	B- The endoplasmic reticulum
	C- The Golgi apparatus
	D- The nucleus
	E- None of the above

5-Select all of the following protein types that are on BOTHvesicles and target membranes and must interact (directly orindirectly) for fusion to occur.

	A- COPI
	B- COPII
	C-COPIII
	D- Rabs
	E-SNAREs
	F-Clathrin

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BSC 170 Study Guide - Final Guide: Maple Syrup Urine Disease, Lactose Intolerance, Size 14

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