Biologie
Zellbiologie, Genetik, Ökologie und Grundlagen der Lebenswissenschaften.
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what characteristic may make you likely to pursue a career in space law…
You are comfortable discussing sensitive matters, potentially involving high - profile people.
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evolution: gene flow another way that evolution can occur is by gene fl…
Two red - spotted frogs from population 1 move across the river and join population 2. They mate with the non - red - spotted frogs in population 2, introducing the allele for red…
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at the museum of natural history in washington, dc, a single specimen o…
A. By contrast
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evolution: genetic drift - the founder effect the founder effect is whe…
In the original population, there are multiple alleles B and b with various frequencies based on the number of BB, Bb, and bb genotypes. In the new island population with two red …
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biologists have yet to agree on a single concept of what defines a spec…
A. for instance,
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evolution: genetic drift drag and drop the correct word/phrase from bel…
Genetic drift is a change in allele frequencies. It occurs due to chance. When only a small proportion of the original population survives, causing a sudden change in allele frequ…
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around 6,000 years ago, humans in eastern europe began the process of d…
D. As a result of being domesticated
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around 6,000 years ago, humans in eastern europe began the process of d…
D. As a result of being domesticated
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who are the real parents? uncovering the truth about lulus cubs what do…
Claim: The genetic data and field observations can accurately determine the true parentage of Lulu's cubs. Evidence: Genotype data reveals which alleles are inherited from each pa…
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alejo is a high school senior who is set to graduate at the top of his …
flight director
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check for understanding: question:what are 2 major events that occur du…
The major events that occurred during the Mexican National era were the Texas Revolution and the Mexican - American War.
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natural selection: true or false decide if each statement is true or fa…
1. FALSE. Alfred Russel Wallace also proposed the theory of natural selection. 2. TRUE. The theory of evolution supports this. 3. TRUE. Natural selection drives evolutionary chang…
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debuting in 1982, san francisco to hawaiʻi overnight! is just one of th…
D. hundreds of exhibits'
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natural selection: peppered moths 3. explain the expected changes to th…
3. Due to industrial pollution, dark - colored moths had a survival advantage and their population increased while light - colored moths' population decreased. 4. Improved air qua…
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a preserved specimen of the marine protist g. conglobatus collected fro…
A. is indicated
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a preserved specimen of the marine protist g. conglobatus collected fro…
A. is indicating
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connecting to the authors purpose it was about this time that the pigs …
Boxer’s acceptance shows how the working class could be manipulated by those in power.
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natural selection: peppered moths 1. which form of moth is better adapt…
1. The dark - colored moth. Its color matches the sooty tree, providing camouflage from predators. 2. Draw an upward - sloping line for the dark - colored moth population and a do…
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objective: i can identify the different ways that industrialists and fi…
In the 19th - century Industrial Revolution, entrepreneurship led Andrew Carnegie to build a vast steel empire by innovating production and taking risks.
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a preserved specimen of the marine protist g. conglobatus collected fro…
B. has been designated
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directions: drag and drop each amount of energy to the correct place on…
Bottom to top: 500,000 KCal, 50,000 KCal, 5,000 KCal, 500 KCal
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research has shown that approximately 1 woman in 700 carries a mutation…
$0.0006$
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directions: drag and drop each word to the correct place on the energy …
Bottom - most level: AUTOTROPHS Above autotrophs (in ascending order for each level): HETEROTROPHS, HETEROTROPHS, HETEROTROPHS
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directions: drag and drop each word to the correct place on the energy …
Bottom level: Plants Second level: Herbivores Third level: Carnivores / Omnivores Top level: Top Level Predators
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what is the purpose of the akhil reed amars work being structured as a …
It is structured to tell the story of the Constitution as though it were a living being.
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natural selection: storyboard complete the descriptions to show how nat…
1. Giraffes in a population have different neck lengths due to genetic variation. 2. The main food source is high up in trees. Short - necked giraffes cannot reach the food easily…
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thursday write the number on the left next to its matching detail on th…
1.7 - approximate mass in grams of a bee hummingbird 2 - approximate length in inches of a bee hummingbird 60 - not a match for the given details 100 - number of times that a humm…
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the glossy ibis and the little blue heron are long - legged birds that …
D. there is standing water for far fewer than 60 days per year.
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read the passage. the duke kahanamoku aquatic complex (dkac) at the uni…
D. international
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the relationships in food chains or food webs can also be shown using a…
energy pyramid; 10
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natural selection: keywords drag & drop the keyword so that it is besid…
- Selective breeding: Also known as "artificial selection", this is when humans intentionally breed animals with desirable traits. - Fitness: A word used to describe the ability o…
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the state of washington has classified the american bullfrog as an inva…
B. Washington may eventually need to reexamine its designation of the American bullfrog as invasive.
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natural selection: keywords drag & drop the keyword so that it is besid…
1. Variation 2. Mutation 3. Adaptation 4. Fitness 5. Evolution 6. Natural Selection 7. Selective Breeding
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european feudalism was most commonplace during what historical era? a r…
B. Middle Ages
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most bird species that are capable of flight weigh less than a kilogram…
B. Andean condor, which has an average mass below 10 kg.
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question which of the following describes active transport? select all …
B. It uses energy from the breakdown of ATP. D. A substance is moved against its concentration gradient.
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explore: the diagram below shows an energy pyramid. 1. what do you thin…
1. It represents the flow of energy through different trophic levels in an ecosystem, with producers at the base and successive levels of consumers above. 2. The size of the level…
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natural selection: the process complete this word - fill to summarize t…
1. variation 2. mutations 3. sexually 4. competition 5. mates 6. adapted 7. environment 8. reproduce 9. traits 10. die 11. pass 12. selection 13. fittest
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if an astronaut on the international space station harms another astron…
False
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nisha has been a journalist all her life, mostly covering space mission…
space publishing
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natural selection: darwin answer these questions based on what you have…
1. HMS Beagle 2. Finches 3. 1858 4. Alfred Russel Wallace
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question 11 1 pts each beaker below shows a red blood cell in an enviro…
A. The cells have swollen due to a hypotonic external solution B. The cells stay the same due to an isotonic external solution C. The cells have shrunk in response to a hypertonic…
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what issue can complicate the work of space lawyers? it is still somewh…
It is still somewhat unclear where airspace ends and outer space begins.
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high - reward flowers that produce nectar with relatively high sugar co…
A. Hummingbirds consistently prefer plant species whose flowers have physical traits that are compatible with their bills but offer relatively low nectar rewards.
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how many copies of a gene does each chromosome carry? a) 1 b) 2 c) 3 d)…
A. 1
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missing a word in a sentence is like a a) mutation b) extra chromosome …
A. mutation
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food webs show multiple overlapping food chains and shows who eats what…
Grasses: Producer Mouse: Omnivore Snake: Carnivore Wolf: Carnivore Grasshopper: Herbivore Bird: Omnivore Owl: Carnivore Nuts and Berries: Producer
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evolution: when did it occur? life began on earth approximately 3.5 bil…
3500000000 Dogs, cats, fish, birds (answers may vary)
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a segment of dna is a a) trait b) gene c) cell d) model
B. gene
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question 1 1 pts which of the following statements about phospholipids …
They contain three fatty acids chains
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mutations cause changes in _. a) elements b) proteins c) compounds d) e…
B) proteins
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high - reward flowers that produce nectar with relatively high sugar co…
A. Hummingbirds consistently prefer plant species whose flowers have physical traits that are compatible with their bills but offer relatively low nectar rewards.
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all energy for all living things on earth (for all plants and animals) …
Sun
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question 2 in a lipid bilayer, ________ fatty acid tails face each othe…
Question 2: C. Hydrophobic Question 3: D. They are inflexible Question 4: B. Exocytosis
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most mutations occur randomly. true false
True
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aurora has a cell phone plan that charges $65 for phone service plus $1…
4
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what happened when the cell was surrounded by a hypotonic solution? the…
Water moved into the cell, causing it to swell.
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peoples attitudes toward lord dunmores proclamation and other events of…
through letters and word - of - mouth through church sermons and large meetings through newspapers and pamphlets
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which of the following is not part of a chromosome? a) proteins b) cell…
B. cell
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question 5 which molecule is least likely to cross a cellular membrane …
- Question 5: Potassium ion - Question 6: Small, hydrophobic molecules - Question 7: Membrane potential
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question 8 what is the passive movement of water along a concentration …
- Question 8: C. Osmosis - Question 9: B. Hypertonic - Question 10: C. Isotonic
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a ____ is part of the dna code on a chromosome. a) gene b) genotype c) …
A. gene
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question 11 1 pts each beaker below shows a red blood cell in a differe…
- If the cell stays the same: The cells stay the same due to an isotonic external solution - If the cell has swollen: The cells have swollen due to a hypotonic external solution -…
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look at the diagram above. what is part of the archs anatomy is (a) lab…
c. keystone
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question 12 what process halts the net movement of water from a hypoton…
Question 12: Turgor pressure Question 13: A transmembrane protein Question 14: Transport proteins
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question 4 2 pts the allele for white hair in mice is autosomal recessi…
D. bb only ### Question 5
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which of the following describes the direction of water movement in the…
C. From an area of lower solute concentration to an area of higher solute concentration D. From an area of higher water concentration to an area of lower water concentration
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diffusion of sodium (na+) across the membrane requires help from a prot…
charged
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name: emitor pamela a. matching definitions directions: write the lette…
1. a. photocopy 2. c. photon 3. e. telephoto 4. d. photosynthesis 5. b. photograph 6. j. illogical 7. h. imbalance 8. f. incapable 9. g. ineligible 10. i. illiterate 11. b. origin…
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refer to the u - tube pictures above when answering the questions below…
1. The membrane is selectively - permeable; water can cross but sugar molecules cannot. 2. Both are selectively - permeable, allowing water but restricting large molecules. 3. Wat…
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c. synonyms directions: choose the synonym for each word below. 16. inc…
16. b. unable 17. a. unsuitable 18. b. disproportion 19. a. uneducated 20. a. absurd 21. b. photograph 22. b. photograph 23. b. photon 24. a. imbalance 25. a. photocopy 26. b. ill…
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question if oxygen concentration is higher in the interstitial fluid th…
Into the cell, down its concentration gradient
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the table shows the proportional relationship between a hedgehogs weigh…
-3.45
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solution a, we would expect no change in the cells, because solution a …
1. isotonic 2. leave; osmosis 3. hypotonic; Water; burst; cell wall
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tonicity and osmosis key: solute particle • cell membrane ----- cell wa…
Part II - 2: decreases; water Part II - 3: B; A; isotonic; isotonic; isotonic Part III - 1: isotonic
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in the blood and distilled water solution, why did blood become clear? …
First question: C. Because distilled water is hypotonic, the cells burst and no longer block light passing through the fluid. Second question: A. The cells exchanged water with th…
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in the blood and 10% nacl solution, what happened to the cells to cause…
1. D. Due to the hypertonic solution, water left the cells. 2. A. Since the solution is isotonic, there was no net movement of water.
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question what happened to the cell to cause it to swell? due to the hyp…
Due to the hypotonic solution, water is entering the cell.
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tonicity and osmosis key: solute particle • cell membrane ----- cell wa…
Part II - 1: hypertonic; solutes; hypotonic Part II - 2: decreases; water Part II - 3: B; A; isotonic; isotonic; isotonic Part III - 1: isotonic
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tonicity and osmosis key: solute particle • cell membrane ------- cell …
A solvent A solute A solution Osmosis
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one type of active transport is called the ______________ pump which he…
One type of active transport is called the sodium - potassium pump which helps muscle cells contract. This pump uses ATP to move ions against the concentration gradient. The prote…
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match the description or picture with the osmotic condition: a. isotoni…
solution with a lower solute concentration - C. Hypotonic solution in which the solute concentration is the same - A. Isotonic condition plant cells require - C. Hypotonic conditi…
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define osmosis. in which direction does water move across membranes, up…
Osmosis is the diffusion of water across a semi - permeable membrane. Water moves down the concentration gradient.
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1. which of the following is an example of poor accessibility? low ligh…
1. Clothing stored out of reach 2. To identify all external risk factors that might cause a fall. 3. During transitions 4. A chair
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38. who was nelson mandela? provide at least 2 facts about him. (2 pts …
38. Nelson Mandela was a South - African anti - apartheid revolutionary and the first black President of South Africa (1994 - 1999). He was imprisoned for 27 years for opposing ap…
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multiple choice question what is the final electron acceptor in the ele…
B. Oxygen
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correctly color code and identify the name for each part of the cell me…
1. G 2. I 3. C, E 4. F 5. A 6. B
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multiple choice question what pathway of aerobic respiration is shown i…
the electron transport chain
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the ____ established by the electron transport chain powers the product…
C. proton gradient
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38. who was nelson mandela? provide at least 2 facts about him. (2 pts …
1. He was a South - African anti - apartheid revolutionary. 2. He was South Africa's first black president in 1994.
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the life cycle of a butterfly butterflies go through a process called m…
C. The butterfly's life cycle has four stages and involves a process of metamorphosis.
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matching question match the aerobic respiration step with the correct l…
- Electron transport in eukaryotes: Inner mitochondrial membrane - Electron transport in prokaryotes: Cell membrane - Krebs cycle in eukaryotes: Mitochondrial matrix - Krebs cycle…
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in osmosis, if a membrane separates two solutions, liquid will tend to …
The water, having a stronger concentration, moves inside the tea bag.
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part 1: use the definitions of the root words to determine the definiti…
Part 1: zoo = animals, logy = study of, Zoology = the study of animals trans = across, port = carry, Transport = to carry across micro = small, scope = instrument for viewing, Mic…
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is this statement true or false? in a convection cell, cold dense mater…
false
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what is necessary for a convection cell to be set up in a fluid? o ther…
thermal gradient and changes in density
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which conclusions can be made from the graph? (select all that apply.) …
Cranial capacity has increased over time. Today, cranial capacity is about 1,400 mL.
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2. if someone adds thousands of small fish to a lake, how would the num…
The number of big fish would increase.
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based on the graph, what is the approximate number of bacteria after 16…
60 bacteria
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cell reproduction there are two kinds of cell reproduction, mitosis and…
meiosis