Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
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4 multiple choice 0.8 points the chromosomes of eukaryotes are composed…
One molecule that is linear is incorrect as there are multiple chromosomes. More than one molecules, and they are all circular is incorrect as prokaryotes have circular DNA, not e…
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question 17 cells in an isotonic solution, have no net flow of water sh…
b. dynamic equilibrium
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3 multiple choice 0.8 points which of the following microscope uses ele…
C. Scanning electron microscope
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enzymes have optimal ph ranges. for example, pepsin in the stomach work…
a. denature, and no longer function
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2 multiple choice 0.8 points which of the following is (are) differenti…
A. Gram stain, B. endospore stain, A and B
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question 15 which of the following is not an example of active transpor…
B. facilitated diffusion
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complete each sentence by dragging the proper word or phrase into the a…
1. support 2. protection 3. movement 4. minerals 5. nutrient delivery
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1 multiple choice 0.8 points phage typing of a bacterial species involv…
C. the use of viruses.
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question 14 crystals of dye, when placed in a beaker of water, eventual…
c. diffusion
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question 13 the cellular process shown in the image below would be vita…
b. needs to take in a large amount of liquid
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question 9 (1 point) true or false: a bird living in the tropical regio…
True
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question 12 all viruses have the following structures, except a nucleus…
a. nucleus
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question 11 all viruses have the following structures, except o a genet…
c. nucleus
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a biologist is studying all living things in the forest around the univ…
C. Community
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based on the evolutionary tree seen here, what node represents the most…
B. Node B
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question 4 (1 point) who developed the scala naturae to describe each o…
A. Carolus Linnaeus
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an election resulted in candidate a winning, with candidate b coming in…
Monotonicity Criterion
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7. extended response – comparing cell phone plans plan a charges $30 pe…
a) Plan A: $C_A = 30+0.10x$, Plan B: $C_B = 45 + 0.05x$. b) 300 minutes. c) Plan A is cheaper. When $x = 200$, $C_A=50$ and $C_B = 55$.
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question 3 (1 point) an experiment is carried out to determine the spee…
The hypothesis is proven false
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features that share a similar function but did not result from common a…
C. Analogous structures
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question 10 what happens when atp is converted to adp? o a energy is st…
b. Energy is released from bonds.
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class e general knowledge question #32150 while driving, you suddenly r…
B. You should not call anyone on your cell phone while driving, unless it is an emergency. Instead, safely park your vehicle before calling.
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question 9 what part of the cell serves as the intracellular highway? o…
a. Structure 1
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question 1 (1 point) true or false: energy flows by entering the system…
True
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question 8 correctly identify the following labels on the plant and ani…
1. a. plasma membrane 2. c. cell wall 3. g. cytoplasm 4. f. vacuole 5. e. nucleus 6. d. mitochondria 7. b. centriole 8. h. chloroplasts
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question 7 in the cell membrane diagram below, which structure is label…
a. Phospholipid
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question 6 which of the following is not a characteristic that prokaryo…
c. All cells have membrane bound organelles and a nucleus
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read the paragraph. before the industrial revolution, most goods were m…
Industrialization changed the way goods were produced.
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question 5 which of the following is found in viruses and not in cells?…
c. protein capsid
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question 4 please match the term to the correct definition. column a 1.…
1. a. changes in plant growth due to the force of gravity 2. b. tendency for a plant to grow toward light 3. d. life cycle, occurring in plants and some other organisms where they…
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read the summary about factory work during the industrial revolution. f…
some key details
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required information key points quiz key points quiz answer these quest…
the federal government should work collaboratively with private business, states, and local organizations to resolve problems.
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question 3 which of the following describes how phospholipids are posit…
a. hydrophilic phosphate heads face inside and outside the cell
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which expression is closest to 48 × 13? 40 × 20 40 × 10 50 × 10 50 × 3
# Explicación: ## Paso1: Calcula el valor real de 48×13 $48\times13 = 624$ ## Paso2: Calcula el valor de cada expresión alternativa $40\times20=800$ $40\times10 = 400$ $50\times10…
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question 2 cell membranes have specific protein channels for the moveme…
d. aquaporins
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question 5 (1 point) saved will you be using a microscope during the la…
Yes
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question 1 which of the following statements, from the cell theory, bes…
d. All Living things are composed of cells.
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question 4 (1 point) saved which formula should you use to calculate th…
Cell Size ($\mu m$) = Field diameter ($\mu m$) $\div$ Total number of cells across
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read the summary about factory work during the industrial revolution. w…
Identifies a central trend.
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question 3 (1 point) indicate whether the following sentence is true (t…
True
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any lapse in insurance coverage, failure to renew coverage, or policy c…
license and license plate suspension.
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read the writing prompt. explain why the process of industrialization i…
The writing prompt is centered around historical analysis of the Industrial Revolution. It requires knowledge of historical events, their impacts, and historical debate on the ove…
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infection is caused by consuming pathogenic microorganisms that live an…
True
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which of the following sentences from a summary about the industrial re…
You can't help but admire the factory owners who built entire villages for their workers to live in.
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read the summary about factory work during the industrial revolution. f…
Not all these changes were positive. Working conditions were not ideal. In fact, factory work could be dangerous. Fingers, hair, and clothing often got caught in the gears and bel…
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read the paragraph. before the industrial revolution, most goods were m…
The price of cotton cloth declined more than 50% from 1700 to 1800.
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read this introduction paragraph from a sample essay about industrializ…
Sentence 4
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question 2 (1 point) which type of microscope uses transmitted light an…
Compound light microscope
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certain mushrooms contain toxins that can be dangerous to humans if con…
True
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question 1 (1 point) if the microscope light is too bright, how can you…
Adjusting the diaphragm and condenser under the stage
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bacteria is one of the most common causes of food - borne illness in a …
D. All of the above
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pesticides are not considered as biological hazards. you use pesticides…
True
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which interaction involves only one of earths spheres? plant roots take…
Plant roots take in water from the soil.
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under his cell phone plan, brayden pays a flat cost of $66.50 per month…
4
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under her cell phone plan, ella pays a flat cost of $58.50 per month an…
2
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which statement describes an interaction between the biosphere and the …
During photosynthesis, plants take in carbon dioxide from the air.
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during a biology lab, jordan is tracking the growth of bacteria based o…
A. \(8x - 5y\leq0\)
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under his cell phone plan, logan pays a flat cost of $58 per month and …
$g<4$
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during a biology lab, jordan is tracking the growth of bacteria based o…
\(2x - y\leq0\)
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what layer of the blood vessel wall is composed of circularly arranged …
B. Tunica media
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multiple choice capillaries have all of these tunics. tunica externa. t…
None of the above options are correct as capillaries have only tunica intima and not tunica externa or tunica media.
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multiple choice question a joint where the ball - shaped head of one bo…
A. ball and socket
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sustainability. which of the following is not included as a goal of sus…
Long - term well - being of the natural environment
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four friends are trying to decide what kind of cake to order for a part…
Monotonicity Criterion
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under his cell phone plan, yusuf pays a flat cost of $57 per month and …
$75 > 5g+57$
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zaira, a registered nurse, is tired of working long hours at the hospit…
A. Health educator
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the human body is made up of different systems that work together to ca…
epithelial cell, epithelial tissue, lungs, respiratory system, human
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complex organisms, such as humans, are made up of organ systems that wo…
The digestive system breaks down food and absorbs nutrients that are used by the body's cells. As cells use nutrients, they create waste that the excretory system moves out of the…
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paragraph to the organ system it describes. the diaphragm contracts to …
The diaphragm description: The respiratory system The heart description: The circulatory system The esophagus and intestines description: The digestive system
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select evidence that supports the claim that tissues within an organ wo…
Without muscle tissue, swallowed food and chemicals released by epithelial tissue wouldn't get mixed in the stomach to help break down and digest food.; Without nervous tissue, ep…
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layers of tissue in the stomach connective tissue to bind it to blood v…
C. The arrangement of its tissues helps the stomach carry out its function. D. Epithelial, muscle, connective, and nervous tissues work together to help the stomach break down foo…
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this picture shows skeletal muscle tissue in the human bicep. it is mad…
together
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this picture shows skeletal muscle tissue in the human bicep. it is mad…
A tissue is composed of similar types of cells that are close to each other. Skeletal muscle tissue contains many skeletal muscle cells that can contract and relax to move.
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this picture shows skeletal muscle tissue in the human bicep. it is mad…
A tissue is composed of similar types of cells that are close to each other. Skeletal muscle tissue contains cells that contract and relax to move the body.
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this picture shows skeletal muscle tissue in the human bicep. it is mad…
A tissue is composed of similar types of cells that are each that can contract and relax and move the body.
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neurons are brain cells with a long extension called an axon. since the…
B. A cell's structure allows it to carry out a specific function. D. The human body contains different types of cells.
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your body is made up of over 30 trillion cells. but you didnt start out…
form more
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which model best represents how the human body is organized?
The model with concentric circles where the innermost circle is cells, then tissues, organs, organ systems, and organism as the outermost circle.
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biomolecule indicator lab name dammivah roskeles part i - pre - lab; fo…
1. L - Lipids are used for long - term energy storage. 2. P - Proteins have a role in muscle development. 3. L - Lipids contain C, H, O and have long fatty acid tails. 4. N - Nucl…
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multiple select question select all that apply the bones of the pectora…
D. scapula E. clavicle
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just like an orchestra is made up of many musicians, the human body is …
A. Organs are made of tissues. D. The human body is made up of smaller parts working together.
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question 5 chapter 5: the ecological efficiency in a food chain is 20%.…
16
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the pronoun in bold is not vague. select its one clear antecedent. joha…
Johannes Gutenberg
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the pronoun in bold is vague. select all of its possible antecedents. i…
President Franklin D. Roosevelt, Prime Minister Winston Churchill
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chapter 6: the french wine industry in the late 19th century was saved …
C. United States
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4. true or false: uploading course materials to external websites witho…
False
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look at the text below. if there is an incorrect pronoun, select it and…
Dragon, SpaceX's unmanned spacecraft, returned from the International Space Station in October 2014. Its cargo contained more than one ton of scientific samples.
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the table shows index fossils. which conclusion about paradoxides pinus…
Precambrian time.
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3 - 3 application of complex numbers tai alison. complex numbers are us…
$30 + 30j$
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study the image. geochronological scale which describes the geological …
The first flowering plants were introduced toward the end of the Mesozoic era.
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study the image about geologic time. geochronological scale. during whi…
Quaternary
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the biuret reagent, like the benedicts reagent, is blue in color due to…
The Biuret reagent detects peptide bonds. Individual amino acids do not have peptide bonds, while proteins do, so the reagent gives a positive result for proteins and a negative r…
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1 describe the main pathways of the water cycle, including how water en…
1. Evaporation, condensation, precipitation, runoff. Water enters via evaporation/transpiration, leaves via precipitation. 2. They are natural, self - regulating, and recycle esse…
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view the molecules below. identify which biological indicator test (if …
6. Biuret test 7. Benedict's test 8. Ninhydrin test 9. Sudan III test 10. Iodine test 11. Benedict's test 12. Diphenylamine test (if it's DNA)
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8. the image to the right represents a growing polypeptide chain. what …
Label the left - most $NH_2$ group as N - terminus and the right - most $COOH$ group as C - terminus.
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8. the image to the right represents a growing polypeptide chain. what …
9. b. Alanine is replaced by lysine 10. DNA 11. Gene: Single nucleotide substitution (adenine to thymine). Protein: Glutamic acid at sixth position replaced by valine. 12. Amino a…
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¿cuál de estos describe mejor una similitud entre la fotosíntesis y los…
Durante la fotosíntesis, las hojas de una planta cambian la energía solar en energía química, y luego la energía química se utiliza para las funciones vitales de la planta.
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¿en qué orgánulo tiene lugar la fotosíntesis? ○ núcleo ○ cloroplasto ○ …
B. cloroplasto
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¿qué proceso crea la mayor cantidad de energía atp para las células? re…
# Breve Explicación: La respiración aeróbica es un proceso metabólico que extrae energía de los nutrientes utilizando oxígeno. Produce una gran cantidad de ATP en comparación con …
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¿cuáles de los siguientes son reactivos de la fotosíntesis? ○ dióxido d…
dióxido de carbono y agua