Biology
Cell biology, genetics, ecology, and life science fundamentals.
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which of the following ecosystems is a major carbon sink. select one: a…
A. rain - forests
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which of the following best matches the description? process whereby pl…
q. photosynthesis
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question 18 of 20 cynthias science teacher gave this assignment: write …
A. Sequential
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2. define the term intensity. explain its relationship to brightness. 3…
2. Intensity is the energy of light per unit area per unit time. It is related to brightness as higher intensity is generally perceived as brighter. 3. Rods and cones are photorec…
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which revision best reduces the wordiness in this sentence without chan…
C. Genetic researchers recently isolated the gene that determines a person's natural sleep cycle.
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which of the following best matches the description? international agre…
B. Kyoto Protocol
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this account explains the point of view of a captain serving in the chi…
He believes that American involvement in the war threatens China
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label the eye diagram directions: label the eye using the words in the …
1. Optic Nerve - Transmits visual information from the retina to the brain 2. Retina - Contains photoreceptor cells 3. Lens - Focuses light onto the retina 4. Blind spot - Area wi…
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fossils of hell creek - identification #2 all bone fossils have been id…
Body Fossil
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all bone fossils have been identified. for each of the fossils you have…
Body Fossil
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what type of ecological level of organization would involve all these a…
1st level: 6000 pounds, 10% moves to next level, 90% lost as heat/metabolism 2nd level: 600 pounds, 10% moves to next level, 90% lost as heat/metabolism 3rd level: 60 pounds, 10% …
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measuring biodiversity parameters such as species abundance can be used…
Measuring Biodiversity: richness; Conserving Biodiversity: protect; Habitat Loss, Fragmentation, and Restoration: altered
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biodiversity influences an ecosystems structure, , and function resilie…
1. Stability 2. Disturbance 3. Resilient 4. Food 5. Water 6. Protecting
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consumption choices and behavioral economics wednesday by 11:59pm point…
C
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2 consumption choices and behavioral economics wednesday by 11:59pm poi…
A. A
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biodiversity benefits . why is biodiversity important?
Biodiversity is crucial for ecological stability, provision of ecosystem services, economic benefits, and ethical reasons.
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biodiversity benefits . why is biodiversity important?
Biodiversity is important for ecosystem stability, ecological services, economic value, and cultural - aesthetic significance.
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the ecosystem in the everglades national park was impacted most by sele…
B. conversion of adjacent land to agriculture and urban development.
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the renewable fuel mandate passed by the u.s. congress select one: a. r…
d. is a major cause of high gasoline prices.
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biomass fulfilled almost all of humankinds energy needs prior to select…
B. the Industrial Revolution
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consumption choices and behavioral economics wednesday by 11:59pm point…
Point A
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new vocabulary • topical cascade - the sequence of that triggers the ne…
- Topical Cascade - the sequence of events that triggers the next, and larger, step - Invasive Species - non - native species introduced into an ecosystem - Ecological Pressure - …
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2) the population of an invasive crab species, callinectes sapidus, is …
A. Extinction leads to decreases in biodiversity and decreases in stability.
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which of the following best matches the description? known deposits fro…
D. reserves
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“jumping genes” shift from one part of the genome to another are called…
B. transposons
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a mode of genetic exchange in which a plasmid or other genetic material…
B. conjugation
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is any transfer of dna that results in organisms acquiring new genes th…
horizontal gene transfer
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the event where one bacterium donates dna to another bacterium is calle…
recombination
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operons are operons encoding enzymes that act in catabolism and _______…
D. catabolic, anabolic
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the sequence of bases that do no code for a protein are called ________…
B. introns, exons
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which of the following is not a stage in translation? initiation elonga…
C. replication
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the term ______________ means that certain amino acids are represented …
B. redundancy
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which of the following is not a stop codon aug uaa uag uga
A. AUG
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which of the following brings amino acids to the growing chain during t…
B. tRNA
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a series of triplet bases that hold the message of the transcribed mrna…
C. codons
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which of the following groups have the greatest chance of having simila…
2) two identical twins raised apart
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the sugar found in dna is called _____________________ and the sugar fo…
C. deoxyribose, ribose
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which gas do plants absorb from the atmosphere during photosynthesis? ○…
D. carbon dioxide
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in ______________ dna is used to synthesize rna and in ________________…
A. transcription, translation
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the _______________ strand is synthesized in fragments and the ________…
B. lagging, leading
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- the place in the helix where the strands are unwound and replication …
B. replication fork
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which of the following is not a part of dna nitrogenous base phophate r…
C. ribose
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- the sum of all types of genes constituting an organisms distinctive g…
B. genotype;phenotype
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instructions: define the following terms within the table below. term d…
| Term | Definition | |--|--| | Predation | An interaction where a predator hunts and eats prey. | | Mutualism | A symbiotic relationship with mutual benefits. | | Commensalism | …
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claim: cell phones should be allowed in schools because banning them is…
Cell phones as an educational tool
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plasmids are small pieces of dna that may carry genetic information for…
True
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during dna replication, the lagging strand is synthesized continuously,…
False
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claim: cell phones should be allowed in schools because banning them is…
However, it is more important that students are taught to manage their time in spite of the distractions that will always be around them.
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select the correct answer. at the international level, public health or…
B. World Health Organization
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(1) cell phones should be allowed in schools because banning them is no…
A. logos
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living things like to maintain a certain range (temperature, ph, salini…
- Upon response to stimuli, an organism's body will do what is required to maintain that range (homeostasis). - This balance creates what is referred to as a feedback loop, or neg…
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check your understanding: 2 of 10 question which of the following state…
B. Although the United States has had a two - party system since the 1780s, the nature of the parties has changed over time as various issues and events have caused the parties’ m…
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claim: cell phones should be allowed in schools because banning them is…
- A. Students can access discussion boards, forums, and other educational online communities inside and outside the classroom. - B. Many educators agree that handheld devices empo…
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select the correct answer. eating disorders are caused by a complex mix…
C. anorexia nerviosa
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based on the claim, what should be included in the e - mail to the scho…
- statistics that show the benefits of having cell phone access in schools - reasons why cell phone access in a classroom can help the learning process - a rebuttal that rejects t…
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select the correct answer. what is the primary way by which the nationa…
# Breve explicación: La educación del público sobre estilos de vida saludables es una forma fundamental en la que los gobiernos nacionales pueden ayudar a mejorar la salud pública…
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select the correct answer. what is the primary way by which the nationa…
A. It educates the public about healthy lifestyles and asks people to pursue them.
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7. the importance of batteries: explain how a battery uses chemical pot…
7. A battery uses chemical reactions at electrodes to release electrons and create electric current. Chemical potential energy is crucial for portables as it's storable and conver…
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maos views on revolution a revolution is not like gathering for dinner,…
C. It caused great political, social, and economic upheaval
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select the correct answer. the various types of depression have differe…
# Breve explicación: La depresión clínica se caracteriza por un sentimiento abrumador de tristeza que suele seguir a un evento traumático. Las opciones B y C describen otros trast…
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question #3 multiple choice in order to identify the handwriting on the…
a control handwriting sample from those involved
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14. the table shows the number of cell phone towers a company will buil…
Part A: Yes, the relationship is proportional because the ratio of number of towers to number of customers is constant ($48$). Part B: The proportion is $\frac{48}{1}=\frac{576}{x…
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check your understanding: 2 of 10 question which of the following state…
B. Although the United States has had a two - party system since the 1780s, the nature of the parties has changed over time as various issues and events have caused the parties’ m…
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interdependence while each body system has specialized functions, they …
- Cell - Tissue - Organ - Organ - system - Organism - Homeostasis - Stimuli - Distribute - Eliminate
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3. which aspect of the riace warriors demonstrates the sculptors master…
Their dynamic contrapposto poses
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word bank global warming interdependent recycle united nations world tr…
1. interdependent 2. global warming 3. recycle 4. United Nations 5. World Trade Organization 6. B. technology 7. C. Satellites 8. C. developing 9. D. air pollution 10. A. migration
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1. what term means work on what they do best? 2. name one benefit and o…
1. Specialization 2. Benefit: Access to a wider variety of goods. Harmful effect: Job losses in some industries. 3. High - levels of industrialization, advanced technology, high p…
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1. name one problem that affects the world. 2. what is the belief that …
1. Climate change 2. Equality 3. United Nations (UN) 4. Densely - populated regions with a high concentration of human - made structures, infrastructure, and economic activities
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3. how do vaccines work?
Vaccines work by stimulating the immune - system to produce antibodies and memory cells for future pathogen defense.
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select the correct answer. people addicted to smokeless tobacco can dev…
# Breve explicación: Los fumadores de tabaco sin humo pueden desarrollar placas blancas gruesas y cuirnas en la boca, lo que se conoce como leuco - plakia. La enfermedad pulmonar …
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explain why the energy harnessed per person (per capita) has increased …
Technological progress and increased demand due to industrial and urban development have caused the dramatic increase in per - capita energy harnessing since the industrial revolu…
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which of the following is true concerning energy flow through an ecosys…
C. Energy is lost at each successive energy level in the chain.
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(3.3.b) bleeding: quiz which blood component is outnumbered by red bloo…
White blood cells.
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(3.3.b) bleeding: quiz which blood component accounts for most of the s…
Red Blood Cells
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the most effective action you can take to minimize disease transmission…
Wear disposable gloves while giving care.
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the microscopic vessels that serve to transfer oxygen and nutrients fro…
A. Capillaries
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word bank cars √ global village internet √ satellites √ technology less…
1. global village 2. global village 3. satellites 4. Internet 5. cars
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(3.3.b) bleeding: quiz bleeding can be either internal (bleeding inside…
True
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(3.3.b) bleeding: quiz severe bleeding is life threatening because -- ○…
Too little oxygen is carried to the vital organs.
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question what effect has “big tech” had on news media? select an answer…
A. Transforming media from news organizations to digital and citizen journalism has led to less rigorous fact - checking.
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(3.3.b) bleeding: quiz minor internal bleeding can be cared for by— com…
Applying an ice pack to the injured area to help reduce pain and swelling.
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(3.3.b) bleeding: quiz match the following terms with their definition …
The liquid part of blood - Plasma Defend the body against invading germs - White blood cells Transport oxygen to the body's cells - Red blood cells Vessels that carry blood from t…
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(3.3.b) bleeding: quiz a severe headache may be signal of internal blee…
True
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the idea was to construct a synthetic mrna in the lab that would instru…
1. Specific defenses target particular pathogens and involve lymphocytes and antibodies for immunity, while nonspecific defenses are general and act against a wide - range of thre…
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if cell b7 contains a value that is greater than 20, and \order\ will b…
A. =IF(B7>20, "ORDER", "OK")
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which statement best describes a characteristic of an indigenous tribe …
All members spoke the same language.
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even though t cells are mostly involved in cell - mediated immunity, th…
Antibodies
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a growth medium is inoculated with 1,000 bacteria, which grow at a rate…
A. $y = 1,000(1.15)^6; 2,313$ bacteria
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explain how conservation efforts have positively impacted ecosystems.
Conservation efforts protect habitats, maintain biodiversity, and can improve ecological processes like carbon - sequestration and water cycles, positively impacting ecosystems.
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(3.2.b) breathing emergencies: quiz brain cells deprived of oxygen begi…
4 to 6 minutes.
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when the memory t cell encounters an antigen on an infected macrophage,…
The memory T cell is rapidly activated, proliferates, and differentiates into effector T - cells to help eliminate the infected cells.
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what is the main difference between aerobic respiration and anaerobic r…
A. Aerobic respiration requires oxygen to proceed, but anaerobic respiration does not.
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what makes social media an excellent tool in a job search? it shows wha…
It offers a platform to network with professionals and share information.
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which is a commercial use for lactic acid fermentation? making starch m…
D. making cheese
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mao zedong explained his ideas for china in a speech given in 1934. in …
B. the support of the Chinese people
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which is a similarity between alcohol fermentation and aerobic respirat…
Both start with glycolysis.
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when the memory b cell encounters the pathogen again, what happens? whe…
When memory B cell encounters the pathogen again: It differentiates into plasma cells to secrete antibodies. When memory T cell encounters an antigen on an infected macrophage: It…
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al = pertaining to inter- = between, among judge = decide ment =mind na…
international
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what are ecosystem services? provide two examples and explain how these…
Ecosystem services are the benefits that humans derive from natural ecosystems. Example 1: Pollination. Bees and other pollinators transfer pollen between plants, enabling plant r…
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which of the steps in this sequence of events is an example of mitosis …
The bruise slowly disappears as the arm heals.