Biologie
Biologie cellulaire, génétique, écologie et bases des sciences de la vie.
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which of the following best describes what happened to the collared lem…
C. The population increased A. The collared lemming population was experiencing relatively low predation pressure.
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question 2 viruses reproduce through the use of host cells. in this pro…
d. Both viruses and bacteria can create large populations in a short time period
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interaction 1: hornbills catch insects disturbed by mongooses searching…
C. Interaction 3
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question 1 why do viruses need living hosts, such as bacteria or eukary…
d. Viruses depend on the host cells that they infect to reproduce/replicate
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complete the table to describe the interactions. interaction effect on …
| Interaction | Effect on Species 1 | Effect on Species 2 | |--|--|--| | mutualism | positive | positive | | commensalism | positive | neutral | | parasitism | positive | negative…
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which of the following statements about competition is true? choose 1 a…
B. Competition between individuals can involve direct or indirect interactions.
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match each definition to the correct term. term\tdefinition scavenging\…
scavenging: an interaction in which one organism feeds on the remains of dead organisms herbivory: an interaction in which one non - plant organism feeds on all or part of a plant…
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choose the best answer to complete the statement. a symbiotic associati…
D. one species always benefits and the other is either helped, harmed, or is unaffected
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choose the correct answer. what role does soil formation play in land e…
It provides the basis for life on land.
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due 08/29 weekly mini - project 3 which organelle is present only in pl…
B. Chloroplast
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choose the correct answer. how does biological weathering occur? by che…
C. plants, lichens, and mosses accelerating breakdown
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due 08/29 weekly mini - project 3 which organelle produces energy by br…
C. Mitochondria
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choose the correct answer. biological weathering occurs when living thi…
Biological
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which term best describes the interaction between hyenas and lions desc…
C. competition
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how many ml of water per day had the most seeds germinated? * 3 points …
100
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due 08/29 weekly mini - project 3 match the cell organelle to the corre…
Mitochondria - Power Plant (energy production) Nucleus - HR Department (controls information) Ribosomes - Manufacturing (makes products) Golgi Apparatus - Shipping & Receiving Cel…
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due 08/29 weekly mini - project 3 the acts like a security guard becaus…
Cell Membrane
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complete the table to describe the interactions. interaction effect on …
| Interaction | Effect on Species A | Effect on Species B | |--|--|--| | predation | positive | negative | | herbivory | positive | negative | | parasitism | positive | negative |…
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a student tests whether fertilizer increases tomato production. what is…
A. Fertilizer B. Tomato Production C. Water, Soil, Light
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due 08/29 weekly mini - project 3. if a cell is like a city, the would …
Mitochondria
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due 08/29 weekly mini - project 3 the is like the post office because i…
A. Golgi Apparatus
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18. develop and write and experiment what that would show whether one f…
Select young, healthy animals of the same species. Divide them into two groups. Feed each group a different food while keeping other factors constant. Regularly measure growth - r…
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due 08/29 weekly mini - project 3 match the cell part to its function l…
Lysosome - Breaks down waste & old cell parts Chloroplast - Does photosynthesis Cytoplasm - Holds organelles in place Vacuole - Stores water & nutrients
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due 08/29 weekly mini - project 3 which organelle is like the ceos offi…
B. Nucleus
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due 08/29 weekly mini - project 3 select the best analogy for a lysosom…
A. Garbage truck (cleans waste)
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complete the report by choosing the correct term for each blank. at cel…
Nucleus, Ribosomes, Endoplasmic Reticulum, Golgi apparatus, Vesicles, Cell membrane, Mitochondria, Lysosomes, Cytoplasm, Chloroplast, Mitochondria, ATP, Vacuole, Cell wall, Cell m…
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due 08/29 weekly mini - project 3 what would happen if the ribosomes st…
The cell would stop making proteins
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which of the following best summarizes the competitive exclusion princi…
C. Different species cannot coexist in a habitat if they compete for all of the same resources.
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question 9 chlamydia is a sexually transmitted disease that is caused b…
Question 9: d. Unicellular organism that contains DNA Question 10: a. Ribosomes synthesize proteins that are sorted and packaged by the Golgi apparatus.
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requires kosher food and prohibits consumption of pork; considers the s…
- Requires Kosher food and prohibits consumption of pork; considers the Sabbath as a day of rest: 2. Judaism - Believes all illness and suffering is unreal: 4. Christian Science -…
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which term best describes the interaction between red - cockaded woodpe…
C. competition
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question 8 which of the following is the most accurate statement compar…
d. Cell membranes function mostly as selectively permeable gatekeepers while cell walls function mainly as support systems.
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what goal characterized the chinese revolutionaries in 1911? fighting f…
seeking a new capitalist government
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column a 1. cell membrane 2. nucleus 3. chromosomes/genes 4. cytoplasm …
1. b. controls what goes into and out of all cells 2. e. found in eukaryotic cells and holds the cell's DNA 3. m. instructions for the cell's proteins that determine the organism'…
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question 3 (2 points) mary beths sense of belonging and trust has been …
Question 3: D. Present time focus Question 4: A. Efficiency and speed are valued
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question 6 please match the term to the correct definition. column a 1 …
1. bacteriophage - b. a virus that infects bacteria 2. capsid - e. the protein coat that surrounds a virus 3. lysogenic infection - c. the type of infection in which a virus does …
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complete the table to describe the life history characteristics of k - …
| Characteristic | K - selected species | r - selected species | |--|--|--| | level of parental care | High | Low | | lifespan | Long | Short | | most closely associated populatio…
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question 6 (1 point) saved all of the following describe the necessary …
is the process of removing waste from the body
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question 5 match the description to the infectious agent. column a 1 __…
1. a. bacteria 2. d. viruses 3. b. fungi 4. c. parasite
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which of these were true of the sandinistas? select three options. they…
They were led by Daniel Ortega. They received aid from the USSR. They supported revolutions in El Salvador.
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question 4 under what condition will diffusion take place most rapidly?…
a. movement from an area of high concentration to an area of low concentration
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question 3 a balloon allows water but not sugar to pass through it. the…
a. When placed in the beaker, the balloon will gain water by osmosis.
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a group of students are conducting an experiment. since potatoes contai…
c. The lower the concentration of sugar, the more likely the potato will gain mass
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question 1 which method of transport moves substances in or out of the …
d. active transport.
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14. a scientist is making observations about the growth of chimpanzees …
- Refer to the hypothesis. - Summarize the data. - Acknowledge the limitations. ### 16.
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match the roles to the correct part of the circulatory system. cardiova…
Circulating oxygen and nutrients to the cells - Cardiovascular System Collecting cellular waste products from organs for removal - Cardiovascular System Collecting fluid that esca…
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which of the following describes a biotic factor in the venus flytraps …
B. spiders
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question 24 carbohydrates are group of chemicals that include oils, wax…
False
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question 23 according to the graphs and what you know about biochemistr…
d. Silicon
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question 22 proteins that act as catalysts are known as a enzymes b sug…
a. enzymes
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which term best describes the fan palms, northern quoll, and ulysses bu…
A. community
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question 21 review the image, which letter represents the product?
d. D
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question 20 according to the graph, which statement below is true? rela…
c. This enzyme works best at 45 degrees Celsius
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question 19 lipids are group of chemicals that include oils, waxes, pho…
True
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question 18 in the enzyme substrate complex model below, what is repres…
c. enzyme
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question 17 the building blocks of proteins are known as: a nucleic aci…
B. amino acids
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question 16 review the diagram, below - which letter represents the sub…
a. A
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lipids are group of chemicals that include oils, waxes, phospholipids, …
True
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in aquatic environments, water depth, temperature, sunlight, and dissol…
- Some abiotic factors in aquatic environments are water depth, temperature, sunlight, and dissolved oxygen. - Dissolved oxygen is important for aquatic life because most aquatic …
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lipids/fats play important roles in living things, including making up …
a. excellent insulators
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question 12 in this diagram, which letter represents the enzyme? a a b …
b. B
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question 9 nucleic acids include rna and dna. the monomers of these mol…
c. nucleotides
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question 8 you work for a company that manufactures food products. a ne…
b. cannot include proteins or nucleic acids
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a student measured the time required for a protein sample to be complet…
b. 5
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question 6 the monomers of nucleic acids, ____________, have the same s…
a. nucleotides
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what is the primary purpose of photosynthesis? the awkward moment when …
b. to make sugars and store energy
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question 4 which are the products of aerobic cellular respiration? a wa…
d. water and carbon dioxide and ATP
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question 3 cells store short term cell energy when: o a ions are releas…
c. a third phosphate group is bonded to an ADP molecule
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question 2 in photosynthesis, a light energy is transformed into chemic…
A. light energy is transformed into chemical energy in the form of high energy sugars.
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question 1 photosynthesis includes processes that require light and pro…
b. ATP stores energy captured from the light dependent reactions to be used when producing sugars.
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complete the statements. an organism’s fundamental niche is typically d…
- Larger - Does not
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ecology and natural systems: quiz 1 a river flowing through the daintre…
C. community
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the function of the genetic code expressed as a codon is to specify an …
specify an amino acid
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can you think of a place with high species richness? what about low spe…
High species richness: Tropical rainforest. Reason: Stable warm - wet climate, diverse micro - habitats. Low species richness: Antarctic region. Reason: Extremely cold, limited fo…
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which reflects the correct sequence of phases of the cell cycle? g₁, s,…
B. Gap 1, S, Gap 2, M, Cytokinesis
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a gene segment of dna contains information to produce a functional prod…
protein
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central dogma: transcription the direct result of transcription is the …
RNA
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how many cell divisions does a parent cell go through during meiosis to…
D. 2
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cellular respiration oxygen is an important molecule in which of the fo…
Electron transport chain only
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most of the atp from metabolism is produced in the glycolysis citric ac…
E. electron transport chain
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the end products of aerobic respiration are pyruvic acid and carbon dio…
carbon dioxide, water, and ATP
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meiosis produces four haploid cells that are genetically unique. true f…
True
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mitosis produces two haploid daughter cells that are genetically identi…
False
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cytokinesis refers to nuclear division. true false
False
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which is a stop codon? select all that apply. aug uag uaa uga
B. UAG, C. UAA, D. UGA
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during translation, the first codon is usually aug gua uga uaa
A. AUG
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where does the krebs cycle take place? cytoplasm cytosol mitochondrial …
Mitochondrial matrix
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where does transcription take place? nucleolus ribosome mitochondria nu…
Nucleus
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what are the phases of the cell cycle? meiosis interphase, m - phase pr…
B. Interphase, M - phase
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which protein filament is found in cilia and flagella? microfilament in…
Microtubules
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where is the site of lipid synthesis? golgi apparatus nucleus smooth en…
C. Smooth Endoplasmic Reticulum (ER)
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membrane enclosures which organelle resembles stacks of hollow pancakes…
Golgi apparatus
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organelles which is not considered an organelle? nucleus cytoskeleton m…
Cytoskeleton
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damaged proteins which organelle degrades damaged proteins? nucleus pro…
Proteasomes
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hydrogen peroxide metabolism metabolism of hydrogen peroxide is the fun…
Peroxisome
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protein synthesis protein synthesis occurs in which organelles? select …
A. Ribosome, C. Rough Endoplasmic Reticulum (ER)
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how do elevation, temperature, and precipitation affect where organisms…
Elevation, temperature, and precipitation are crucial abiotic factors. Elevation can change temperature and air - pressure, making it difficult for many organisms to survive at hi…
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which abiotic factors are important in terrestrial environments? list e…
- Sunlight: Powers photosynthesis, energy source for food web. - Temperature: Affects metabolic rates and organism distribution. - Water: Essential for life processes like cellula…
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the excerpt from the hot zone by richard preston. use an online diction…
C. a biological or chemical substance that is dangerous to humans and the environment
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organelles and pathogens which organelle engulfs pathogens like viruses…
C. Lysosome