Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
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evolution is change in a population over time and includes the gene poo…
Biogeographic isolation causes changes in gene pools that result from populations being separated.
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use consolidate to enter values in the selected cells by summing data f…
To solve the problem of consolidating marketing expenses in Excel, follow these steps: ### Step 1: Select the Destination Cell First, select the cell where you want the consolidat…
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hang out with surfers. he was bright, but not a brain. ... the one thin…
D. The author includes a flashback to help the reader understand that Sam can stay calm and make good decisions when facing challenges.
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scientists notice structural similarities between fossils of a land ani…
B. common ancestry
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in a cladogram, when does a group of organisms branch off? when a new t…
when a new trait evolves
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it safely to a stop, and calmly dialed 911 on the drivers cell phone. i…
D. The author includes a flashback to help the reader understand that Sam can stay calm and make good decisions when facing challenges.
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exam 3 (7 - 10) f24 move all the markers from this sparkline group. mar…
To remove all markers from the Sparkline group: 1. Select the cells containing the sparkline group (the range with the sparklines). 2. Click the **Sparkline** tab in the Excel rib…
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thylacosmilus is a marsupial, and smilodon is a mammal. thylacosmilus a…
analogous structures
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bodies of water into smaller ones. these smaller bodies of water become…
A. Beavers can have catastrophic effects on an ecosystem, downing trees that provide habitats and food for vulnerable species.
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rainer maria rilke (1875 - 1926) was an austrian poet and novelist. thi…
A. The best source of evaluation and critique for a young writer is the writer, not an outside reader or expert.
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henry was studying two populations of the same species of lizards. one …
Genetic drift greatly affects small populations, but large populations can recover.
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and researchers might have finally found one: a bacteria called ideonel…
D. a detailed example that outlines how the bacteria might function as a unique solution to plastic pollution.
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charles darwin hypothesized that some individuals would be better equip…
Thomas Malthus, who studied population growth
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source: mary wollstonecraft, a vindication of the rights of woman, 1792…
1. 1792; the French Revolution 2. Women are made inferior by ignorance, not inherently; she recommends equal education and freedom. 3. Reason and experience 4. Women need freedom …
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a student argues that two species of birds are the same species because…
The birds have different mating seasons.
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which of these are most likely homologous structures? bat wing dragonfl…
bat wing and Tyrannosaurus arm
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fossils provide scientists with evidence that allows them to hypothesiz…
using transitional forms
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in rock layers, jellyfish fossils are found lower than trilobite fossil…
B. Jellyfish existed before trilobites and ammonites
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the fossil record shows that the average size of black bears was large …
directional selection
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color, asked them to remember it for 30 seconds, and then showed them t…
A. Language can influence how people perceive and remember colors. D. Different cultures may use a single word to describe colors that are seen as distinct in other languages.
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in many traditional african cultures, drums werent just musical instrum…
A. Drummers had to be highly skilled in order to communicate effectively.
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it can be seen on a cladogram that modern birds and reptiles share a co…
Feathers are a derived characteristic that first evolved in reptiles.
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carlos is collecting data about the length of earthworms in his backyar…
B. disruptive
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a founding population of lizards arrives on an island. which type of is…
B. geographical
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what will happen to the frequency of the recessive allele for the hbs g…
The frequency will increase.
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why do a chicken embryo and a cow embryo look very similar even though …
They are distantly related, so their development is similar.
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darwins finches evolved on an island. what is the main reason that isla…
They allow for automatic biogeographic isolation.
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which factors affect natural selection? inheritance, isolation, adaptat…
variation, overpopulation, adaptation
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over time, douglass developed impressive speaking skills, giving stirri…
A. He advocated for increased freedoms for African Americans by gaining influence within the national government.
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which explanation of prosocial behavior notes that one reason you help …
evolutionary perspective
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5. the gap in the bridge. what topic does this political cartoon deal w…
The topic is international relations (between the U.S., Britain, and France). The meaning is that there is an incomplete connection (a gap in the bridge) indicating a lack of full…
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commerce among the states is called ______ commerce. ○ intrastate ○ int…
D. interstate
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the doubling period of a bacterial pop. is 20 mins. at time t=80 mins, …
102,400,000 bacteria (corresponding to the blue option with 102,400,000 bacteria)
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question 6 / 10 human heart cells require a constant release of energy …
C. mitochondria
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question 5 / 10 which statement correctly pairs the organelle with its …
D. The plasma membrane controls the flow of materials into and out of the cell.
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question 4/10 which statement describes all prokaryotic and eukaryotic …
A. Ribosomes are present in the cytoplasm.
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*americas present need is not heroics, but healing; not nostrums, but n…
Emphasis on stability, restoration, and a conservative approach to governance
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mitochondrion produces atp for energy. a plants leaves turn toward the …
B. obtaining and using energy
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question 1 / 10 how does a eukaryotic organism differ from a prokaryoti…
A. A eukaryotic organism has nuclei, while a prokaryotic organism does not.
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question 1 / 1 which sequence is arranged from simplest to most complex…
B. squamous cell → epithelial tissue → skin → integumentary system → human
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glycolysis, krebs cycle, and electron transport 4. after which reaction…
The reaction in aerobic respiration after which $\ce{CO2}$ is released is the citric acid cycle (Krebs cycle). ### Question 5
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question 1/1 what structure is not present in all cells? a. a cell wall…
A. a cell wall
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purpose the purpose of this lab activity is to analyze the affect of ex…
Equation: \( \boldsymbol{\ce{C6H12O6 + 6O2 -> 6CO2 + 6H2O + ATP}} \); Reactants: Glucose (\( \ce{C6H12O6} \)) and Oxygen (\( \ce{O2} \)); Products: Carbon Dioxide (\( \ce{CO2} \))…
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describing physical changes during puberty sort the physical changes ex…
Males: Semen is produced, The voice deepens, Facial hair grows Females: Ovulation begins, Menstruation begins, The hips widen
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list similarities and differences between the mitochondria and chloropl…
1. Similarities: Double-membraned, own DNA/ribosomes. Differences: Mitochondria (respiration, most eukaryotes); chloroplasts (photosynthesis, photosynthetic eukaryotes). 2. Endosy…
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what is cellular metabolism? what type of cells does it occur in? what …
1. All chemical reactions in cells; all living cells. 2. Synthesizes rRNA and assembles ribosomes. 3. Nuclear envelope, ER, Golgi, lysosomes, vacuoles, plasma membrane. 4. Ribosom…
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lamariayon nash isabels eyes were locked on the engraving of a sleek, d…
1. If presents a compelling mystery and invites readers into the story to find the explanation
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an organism that is considered part of the annelida phylum is _. oyster…
Tube worms.
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20 an organism that is considered part of the cnidaria phylum is _. sea…
jellyfish
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17 an organism that is considered part of the mollusca phylum is _. oys…
oyster
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a seastar would be considered ____. benthic plankton nekton
benthic
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a carnivore consumes _. dead organisms plants animals both plants and a…
Animals
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an omnivore consumes _. dead organisms plants animals both plants and a…
Both plants and animals.
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jellyfish would be considered _. benthic plankton nekton
plankton
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in this trophic pyramid, the secondary consumers are _.
Herrings
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11. a herbivore consumes _. dead organisms plants animals both plants a…
Plants
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question 7 (multiple choice worth 5 points) (exponential functions mc) …
\(r(x)=243\cdot(\frac{1}{3})^{x}\)
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click the statement that best describes why carbon is such an important…
B. Breaking carbon bonds releases energy that organisms use for life processes.
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question 1 (1 point) which of the following events during the bolshevik…
B. Bolshevik takeover of all heavy industry
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7. x chromosome: 7μm 8. hemoglobin: 6.5nm 9. carbon atom: 340pm 10. amo…
To solve the problem of ordering the objects by size, we analyze the typical sizes of each: 1. **Water Molecule**: ~0.27 nm (very small, molecular level). 2. **Antibody**: ~10 nm …
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part f (6 of 6) what prevents the na+ and k+ gradients from dissipating…
C. \( \text{Na}^+-\text{K}^+ \) ATPase (assuming the options are labeled A, B, C with the last option being \( \text{Na}^+-\text{K}^+ \) ATPase)
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the resting membrane potential depends on two factors that influence th…
B. The presence of concentration gradients and leak channels
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the plasma membrane is much more permeable to k+ than to na+. why? the …
C. There are many more \( \text{K}^+ \) leak channels than \( \text{Na}^+ \) leak channels in the plasma membrane.
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sodium and potassium ions can diffuse across the plasma membranes of al…
C. Leak channels
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ions are unequally distributed across the plasma membrane of all cells.…
B. Resting membrane potential (RMP)
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collections of nerve cell bodies outside the central nervous system are…
C. ganglia
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which of the following is true of axons? smaller (thinner) axons are mo…
C. A neuron can have only one axon, but the axon may have occasional branches along its length.
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bundles of axons in the central nervous system are called tracts. true …
True
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many neurons have many short, branching extensions called dendrites. wh…
D. The dendrites provide a large surface area for connections from other neurons.
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which glial cells have the most diversity of function? oligodendrocytes…
B. astrocytes
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which of the following types of glial cells monitors the health of neur…
B. microglia
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put the letter of the answer. * 1 point level 2 q3 what is ammonificati…
C. The formation of ammonium from dead animals and plants
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level 2 q2 the process through which nitrogen gas is converted into ino…
B. Nitrogen Fixation
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level 2 q1 the process by which ammonium gets changed into nitrates by …
D. Nitrification
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when is it \safe\ for a cacti to open the stomata?? during the day duri…
during the night (the checkbox next to "during the night" should be selected)
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read the following excerpt from the passage, then choose the correct an…
C. to look for dinosaur bones
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nitrogen used by plants is in the form of a. nitrites c. nitrous oxide …
B. Nitrates
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what do plants produce using nitrogen? a. sugar c. protein b. nitrogen …
C. Protein
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multiple-choice question what is the main product or purpose of photosy…
To make SUGAR (glucose)
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a neuron that has as its primary function the job of connecting other n…
B. interneuron
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what is the name of the pigment that absorbs sunlight? chlorophyll chlo…
A. Chlorophyll
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which of the following is not a characteristic of neurons? they are mit…
A. They are mitotic.
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which is the product of photosynthesis after a plant absorbs light? glu…
Glucose (sugar)
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multiple - choice question what process do plants use to produce sugar?…
B. Photosynthesis (assuming the options are labeled with A for Cellular Respiration and B for Photosynthesis; if the original labeling is different, adjust the identifier but the …
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sugar is food for plants, what is the type of sugar plants make? glucos…
Glucose (the option with "Glucose" should be selected)
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plants are extremely important because they produce sugars and are our …
True
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what types of organisms do photosynthesis? plants animals plants, bacte…
Plants, bacteria, and protists (the option with this text)
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respond quickly keep your message short sign out if you are in a meetin…
instant messaging
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have a search goal in mind search for the information you need to reach…
internet use
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130. when you are in a meeting at work and your cell phone suddenly rin…
Do not answer your phone. Turn your phone on silent and call the person back after the meeting is over.
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129. is any means of communication that can reach and influence many pe…
C. Media
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read the excerpt from \the storyteller\. \why werent there any flowers?…
They are pleased to learn that the prince chooses pigs over flowers.
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1 how should source information be converted? a through random organiza…
1. C. By logical relationships 2. D. Finding new insights 3. B. Social media 4. C. Narrowing the topic focus 5. A. Source citations 6. B. Author expertise
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question 1 (2.5 points) yeasts that can change forms are termed duplist…
Question 1: B. False Question 2: A. True
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taking guided notes is an excellent way to stay focused during lessons.…
1. Abolitionist Movement 2. Underground Railroad 3. The Liberator 4. Slave 5. Amistad 6. Emancipation 7. Confederate 8. Cabin 9. Dred Scott 10. Passenger 11. William Lloyd 12. Thi…
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the main part of the digestive system is the alimentary canal, a tube w…
- Food enters: mouth - Bile enters from the liver: small intestine - Enzymes enter from the pancreas: small intestine - Proteins, fats, vitamins, minerals, and carbohydrates are a…
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the digestive system vocabulary quiz for study sheets a, b, and c: matc…
1. l 2. i 3. f 4. a 5. n 6. (No correct match as per given options, but if we assume no error in problem, maybe a mis - print. If we consider the closest, but strictly as per give…
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the digestive system - the small intestine the small intestine is the s…
1. villi 2. amino acids 3. capillaries 4. enzymes 5. mesentery
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the digestive system - the liver and pancreas when food passes out of t…
1. The pancreas 2. Bile 3. The gall bladder 4. The duodenum 5. a) 0 b) 3
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the digestive system - the esophagus and stomach the esophagus is a mus…
1. Peristalsis 2. No 3. Hydrochloric 4. a) Pepsin; b) Proteins 5. Chyme 6. Store - house