SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Bio 101: Harvard
Start Test
Study First
Subjects
:
science
,
biology
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Region where species are found (densities are zero elsewhere)
Heterochrony
Homeotherms
Geographic Range
Neutral Theory
2. 1. Must consume more food - run risk of overheating (hyperthermia) - restricted to water plentiful environments
Bowman's capsule
Metabolism
Habitat patches
3 disadvantages of endotherms
3. Outcrops of species due to suitable habitats separated by areas of unsuitable habitat
Other guy who came up with natural selection
Metabolism
Microevolution
Habitat patches
4. Generate their own heat - maintain relatively constant body temperature - BMR measured in thermoneutral zone (birds and mammals)
Gluconeogenesis
Genome size
Endotherms
Population size
5. Tissues other than skeletal muscles produce metabolic heat by uncoulping oxidative phosphorylation (burn fuel without producing ATP)
Alleles
Artificial selection
Obesity
Non shivering thermogensis
6. In ECM - protein fibers makeup cartilage and bone (mineralized) - ECM of plasma liquid - Adipose=fat cells - energy storing
Nephron
Obesity
Natural selection
Connective tissue
7. Two or more homologous genes found in different species
Endemic
Orthologs
Thermal insulation
Homeotherms
8. Cluster of interconnected fenestrated capillaries - supplied by afferent arteriole - drained by efferent arteriole - podocytes form filatration slits
Hypothalamus
Cold fish vs hot fish
Glomerulus
Nonsynonymous vs synonymous
9. Trait with true indicator of ability to survive in local environment ie bull frogs lifespan can be determined by its size which determines how low it's voice is
Heat budget equation
Sexual selection
Hypothalamus
Honest signal
10. Hormone - stimulates active transport of 3 Na+ out for every 2 K+ into tubule
Artificial directional selection
Alleles
Aldosterone
MR equation
11. Creates new genes by inserting exons and flanking introns into a different gene sequence - there by introducing a new domain in the gene product
Habitat
Exon shuffling
Endemic
Other guy who came up with natural selection
12. High denisty of mitochodira abnd blood vessels (good at non shivering thermogensis)
Population size
Brown fat
Major blood buffer
Excess Glucose
13. Cells or organisms having two sets of chromosomes
Diploid
Evolutionary trend
Metanephridia
Obesity
14. The number of osmoles of solute particles per liter of solvent - must be maintained between extracellular and intracellular fluid or cells can change volume and burst/die
Endotherms
Osmolarity
Tubule
Meiosis
15. Species change over time - divergent species share a common ancestor - change is produced by natural selection
Connective tissue
Founder effect
Alleles
Three theories of Darwin
16. Body temp changes with enviro - BMR measured at standard temp for each species - SMR or standard metabolic rate (fish - ambhibia - reptiles)
Gene pool
Ectotherms
Insulin
MR equation
17. Populations do
Intracellular fluid
Macroevolution
Antidiuretic hormone
Individuals do not evolve
18. Amplifies deviation frokm set point
Directional selection
Negative feedback
Positive feedback
Excretory system functions
19. The body's resting rate of energy expenditure
Endemic
Basal Metabolic Rate
Glomerular Filtration Rate
Artificial directional selection
20. Daily decline of body temp to save energy (bouts of torpor last mustiple days in hibernation)
Hypothalamus
Endemic
Orthologs
Daily torpor
21. Insects have these which transport uric acid - postassium ions and sodium ions into tubules - but ercovers water (allows insects to live in dry environments
Interstitial fluid
Malpighian tubules
Size in BMR
Heterotherms
22. Thermostat of the brain (when cooled - constricts blood vessels in skin and increases metabolic heat production= body temp increases)
Negative feedback
Silent substitution
Hypothalamus
Gastrulation
23. Releases fatty acids to diffuse into cells of the body - some used during absorptive phase for energy
Geographic Range
Gastrulation
Evaporation
Lipoprotein lipase
24. Stored as either glycogen in liver or as triglycerides
Excess Glucose
Heterochrony
Temperature sensitivity
Orthologs
25. 1. No mutation 2. No differential selection among genotypes 3. There is no gene flow 4. Population size is infinite 5. Mating is random
Brown fat
Hardy Weinberg equilibrium
Heat budget equation
Brown fat
26. Prolonged energy source for many tissues - and brain - less protein breakdown required
Ketones
Ammonotelic
Molecular Evolution
Fitness
27. Amount of fuel used during a given time to power all of its metabolic requirement - = MR - sometimes appears as heat
Geographic Range
Calorie
Hypoglycemia
Energy expenditure
28. Extracellular fluid - including blood/plasma (Allow cells to take in nutrients and remove waste)
Interstitial fluid
Nonsynonymous vs synonymous
Population density
Endemic
29. A sudden change to population that causes large changes in allele frequencies over time ie population bottleneck
Gene Flow
Positive feedback
Glomerulus
Genetic Drift
30. Taken up by all body cells - used to synthesize proteins - excess converted into fatty acids and then triglycerides
Acclimatization
Absorbed amino acids
Bowman's capsule
Ammonotelic
31. Change in relative frequency of the genotype from one generation to the next
Muller's Ratchet
Habitat
Diploid
Fitness
32. Skeletal muscle (major consumer of glucose) - cardiac muscle - smooth muscle (gut - bladder and blood vessels)
Genetic Drift
Brown fat
Muscle tissue
Habitat patches
33. BMI of 30 or greater
Chief monomers absorbed
Calorie
Obesity
Vestigial structures
34. Harmful mutation
Muller's Ratchet
Nonsynonymous vs synonymous
Deleterious
Intracellular fluid
35. Produced in adipose tissue in proportion to fat mass - leptin reduces appetite through hypothalamus (increases BMR). Decrease in leptin decreases BMR - increases appetite
Nonsynonymous vs synonymous
Leptin
Glomerulus
Directional selection
36. 1. Regulate volume of fluid in body 2. regulate osmolarity - 3. Maintain Ca2+ - H+ - NA+ (ionic regulation) 4. eliminate nitrogenous wastes produced by protein and nucleic acid catabolism (URINE)
Dehydration
Excretory system functions
Artificial directional selection
Evaporation
37. Lack of water --> lack of body water - compromises the circulatory system and regulation of body temperature
Habitat patches
Dehydration
Homeostasis
Electrolytes
38. In annelids ie earthworms - coelomic fluid is swept through by cilia and tubule cells actively reabsorb good molecules and secret others - exits as urine
Ectotherms
Metanephridia
Glucose Transporters
Reabsorption
39. One loci
Darwin's book
Population density
Lower critical temperature
Qualitative
40. Outcrops of species due to suitable habitats separated by areas of unsuitable habitat
Habitat patches
Interstitial fluid
Glucose Transporters
Metabolic rate
41. Cup-shaped strucutre of the nephron of a kidney which encloses the glomerulus and where filtration takes place
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
42. Product of protein and nucleic acid degradation: 1. Ammonia (NH3) - 2. Urea (lose lots of water)-humans are ureotelic - 3. Uric acid (lose little water)
Glycogenolysis
Nitrogenous wastes
Homeostasis
Fever
43. Continuous within Bowman's capsule - Loop of Henle
Tubule
Reabsorption
Osmolarity
Heterotherms
44. Any change in the nucleotide sequences of an organism's DNA (deleterious - neutral - beneficial)
Intracellular fluid
Silent substitution
Mutation
Heterotopy
45. Reuglated rise in body temp caused by a rise in the hypothalamic set point for metabloic heat production (fights pathogrens - and increased production of white blood cells)
Muller's Ratchet
Population size
Lipoprotein lipase
Fever
46. Maintenance of stable conditions within the internal environment (temperature - PH level - ion concentrations - 02 levels - co2 levels - fuel molecules ie glucose)
Kidney
Homeostasis
Silent substitution
Electrolytes
47. Ability to compete for mates
Qualitative
Microevolution
Positive feedback
Intrasexual Selection
48. Time (duration gene active) eg dolphin flipper
Basal Metabolic Rate
Heterochrony
Endotherms
Exon shuffling
49. In medulla - run parrallel to loops of Henlue and medullary collecting ducts - minimize excessive loss of solutes via diffusion
Homeotherms
Vasa recta
Artificial selection
Genetic Drift
50. Thermostat of the brain (when cooled - constricts blood vessels in skin and increases metabolic heat production= body temp increases)
Evolutionary trend
Hypothalamus
Lateral gene transfer
Phenotype