Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
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participants included 385 individuals between the ages of 17 and 19 who…
11. Correlational Study 12. Key characteristics of a correlational study include: it examines relationships between variables (here, phone - use and future depression); it does no…
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fill in the blank question a second messenger system activates an enzym…
Protein kinase
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1 multiple choice 1 point which type of cell is associated with bone fo…
1. A. Osteoblastic, B. Osteoclastic 2. C. osteogenesis imperfecta
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multiple choice question the feedback mechanism that maintains stable c…
A. negative feedback
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multiple choice question the structure that regulates the internal envi…
D. hypothalamus
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this study explored the use of mobile phones among young adults in indi…
Case Study
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air is exiting the balloon as a reaction to the balloon moving forward …
La fuerza del globo que se mueve hacia adelante siempre será igual a la fuerza del aire saliendo del globo en la dirección opuesta.
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multiple choice question ______ and oxytocin are produced in the hypoth…
A. ADH
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multiple choice question neurons in the ______ monitor the ______ balan…
hypothalamus; water - salt
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8 briefly explain how radial symmetry and the lack of cephalization usu…
### Question 8: Radial symmetry helps sessile animals interact with the environment from all directions, and lack of cephalization is not a hindrance as they don't move to seek sp…
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1 complete summary table a - 1 in the appendix, filling in the characte…
1. Cannot be answered without Appendix Table A - 1. 2. Similarities in embryonic development (deuterostome development and larval forms). 3. Support, protection of organs, muscle …
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multiple choice question a peptide hormone binds to its receptor on the…
response cascade
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sea cucumbers, like most echinoderms, lack a circulatory system and use…
3.1: No information provided in the text. 3.2: Evisceration when disturbed (but other defenses not mentioned). 3.3: No information provided in the text. Are the spines utilized in…
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check your progress 2.1 what role does the madreporite play in the wate…
2.1 The madreporite regulates water entry into the water vascular system. 2.2 No heart; nutrients and oxygen distributed via coelomic fluid and water vascular system. 2.3 Wastes e…
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check your progress 1.1 are the spines of sea stars movable? 1.2 were y…
1.1 Yes 1.2 Answers may vary depending on the dissection (Yes/No) 1.3 Sea - star arms are broader and more fleshy, more closely attached to the central disc; brittle star arms are…
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multiple select question select all that apply which of the following m…
water balance, body temperature, secretions of the pituitary gland
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question 1 (1 point) match the cells responsible for transduction with …
Taste buds - 4. Taste Hair cells - 2. Hearing Cilia - 5. Smell Free nerve endings - 3. Touch Photoreceptors - 1. Vision
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7. what was not a change that allowed humans to live in permanent settl…
D. using salt to preserve food for long periods of time
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anatomy of the senses question 1 (1 point) for each of the structures o…
Sclera: Protects the eye. Pupil: Controls light entry. Iris: Regulates pupil size. Cornea: Helps focus incoming light. Lens: Adjusts focus on the retina.
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the sum of all the natural selection pressures to which a population is…
C. ecological niche.
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the systematic modification of the environments of plants and animals t…
A. agriculture
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question 3 2 pts to be dispersed successfully in its wild state, wheat …
A. a brittle rachis
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5. an archaeologist is a scientist who: a. studies weather patterns and…
C. Studies artifacts to learn about past human life and culture
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ones reaction to a potentially sexually arousing stimulus is biological…
D. individualized
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read the excerpt from the odyssey. now zeus the lord of cloud roused in…
- Supernatural elements - A difficult journey with trials - A hero showing perseverance
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the emperors new clothes, pay close attention to the details and events…
(Actual alternate ending writing would be a long - form narrative. Here is a sample start of an alternate ending from the child's perspective) As the parade ended and the emperor …
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question 6 which of the following is not evidence for animal domesticat…
Absence of animal species outside its natural range
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imagine that you are a historian who wants to understand the spending d…
- Annual budgets for the United Nations from 1945 to the present: Primary source - An article by a historian explaining how funding and spending of the United Nations has changed …
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question 19 which of the following empires emerged from wwi intact? ger…
Question 19: A. British Why did the Russian army disintegrate?: B. The Russian Revolution distracted military leaders from the war with Germany
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question 17 what was the red summer of 1919? communist revolts in easte…
Question 17: Racial violence in twenty - five American cities What was the result of the King - Crane Commission: Discovery that most inhabitants of the Middle East favored an ind…
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13. which mutation causes no amino acid change? 14. how does sickle cel…
13. Silent mutations. 14. The abnormal shape of sickle - shaped red blood cells hinders the malaria parasite's survival and multiplication. 15. DNA is double - stranded with deoxy…
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mrs. rodrigues wants to compare the spread of the test scores of her tw…
B. standard deviation
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the figure shows the graphs of the cost and revenue functions for a com…
-7500
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answer the following questions 1. describe crop rotation. 2. what are t…
1. Crop rotation is growing different crops in sequence in the same area for soil fertility, pest control, and yield increase. 2. Factors for industrialization: natural resources,…
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most axons of the dorsolateral corticorubrospinal tract synapse on inte…
interneurons of the spinal gray matter that in turn synapse on motor neurons that project to the distal muscles of the arms and legs.
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question 8 5 points heather company received its current utility bill f…
C. Debit utility expense, $500; credit cash, $500.
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a study of the firing of primary motor cortex neurons while monkeys mov…
C. direction of the movement
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question 36 the latency of withdrawal reflexes indicates that they invo…
A. at least 2 synapses.
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a change in the resting potential of a postsynaptic dendrite from -70 m…
First question: an IPSP. Second question: inhibitory is to excitatory, IPSPs are to EPSPs.
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q2) explain how you create a new line in the middle of a string, withou…
In programming, use escape sequence like ' ' to create a new line. Associated journal vocabulary: newline character, line - break marker, end - of - line indicator.
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na+ ions are encouraged to move into neurons by nonrandom assignment. s…
Question 1: electrostatic pressure Question 2: $K^{+}$ ions continuously leak out of a resting neuron.
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na+ ions are encouraged to move into neurons by nonrandom assignment. s…
B. selective ion channels
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in its resting state, a neuron is said to be ○ hyperpolarized. ○ depola…
polarized.
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the hypothesis that synaptic transmission depends on communication amon…
D. tripartite synapse
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read the following story. a tale of two sisters liane was confident abo…
The importance of balancing big ideas and attention to detail in creative work.
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life 23348 > quizzes > test #2 the experience of the numinous, faith, a…
A. Jan Matthys
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20. a teachers philosophy is to find out the extent to which learners c…
20. D. transfer of learning 21. B. Cognitive 22. A. Identify their learning preferences and use them to boost the interest of the learners 23. B. One teaches/one observes 24. C. i…
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unlike other electrophysiological methods of recording neural activity,…
For the first question: C. the membrane potential. For the second question: A. Digit Symbol, B. Picture Completion, D. Object Assembly.
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name 3 things that cause you stress and what you are doing to cope with…
- Homeostasis: The body's maintenance of a stable internal environment. - 2 emotional stressors: Relationship conflicts, work - related pressures. - 2 physical stressors: Lack of …
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section review 4.4 1. what are two advantages of producing a new plant …
1. Produces genetically - identical plants quickly; can propagate plants with seed - production issues. 2. Regulate growth, development, and environmental responses (auxins for ce…
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select the correct answer. jack sells homemade chocolates and cookies. …
C. law of supply
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select all the correct answers. newton bay is a sparsely populated area…
The demand for land will increase. The price of land will increase.
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question 15 1 pts which statement is not true of the alveoli of the lun…
For the oxygen - rich blood flow part: Oxygen - rich blood flows through the heart via the left atrium and ventricle before leaving on the systemic circuit. For Question 15: Diffu…
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label the parts of the respiratory system: nasal cavity the human respi…
A. Nasal cavity
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question 10 cigarette smoke can inactivate the ______ of the lungs cili…
A. cilia
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1. how are herbaceous dicots different from woody dicots? how are they …
1. Herbaceous dicots are non - woody compared to woody dicots which have lignified tissues for support and a longer lifespan. Herbaceous dicots are often smaller and softer - stem…
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the concentration of carbon dioxide in the earths atmosphere is 0.04 pe…
1. 0.04 percent 2. Alveoli
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question 1 the trachea is kept open by c - shaped hyaline cartilage tru…
- Question 1: True - Question 2: relaxes and moves upward
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select the correct location on the table. select the expression that is…
$\frac{1}{\sqrt[7]{12^{4}}}$ (corresponding to the bottom - left cell in the table where the expression is $\frac{1}{\sqrt[7]{12^{4}}}$)
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1. into what three major portions can a young woody dicot stem be divid…
1. Epidermis, cortex, stele. 2. Vessels are long - tube structures of vessel elements for water/mineral transport; tracheids are individual elongated cells for water transport. Va…
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microtubules are the ______ of the cytoskeletal structures and are most…
B. Thickest
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prokaryotic cells do not have a cytoskeleton. true false
FALSE
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microfilaments are made up of five thin actin chains that are twisted a…
FALSE
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which zoologist stated that cells act as the primary building blocks of…
c. Theodor Schwann
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dna contains the instructions that cells need to make what organic comp…
C. proteins
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who identified what we now know as bacteria? a theodor schwann b robert…
d. Anton van Leeuwenhoek
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which of the following is outlined in the cell theory? select all that …
A. All cells come from preexisting cells. B. All organisms are made up of one or more cells.
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which cellular part contains the instructions that cells need to make p…
A. DNA
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ribosomes are cell structures that make
proteins
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4. application: explain why the ivory sample has only two bands while t…
4. Cannot be determined without more context. 5. Cannot be determined without more details.
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4. application: explain why the ivory sample has only two bands while t…
No specific answer can be given without additional information such as what the bands signify, reference population data, etc.
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2. explain how the genetic relatedness of two elephant populations is i…
The greater the distance between the two elephant populations and the longer the time since they separated, the lower their genetic relatedness.
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3. summarize dr. wasser’s research and how it is being used to conserve…
No specific answer can be provided without more details on Dr. Wasser's research.
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7. discuss with your partner reasons why quaternary consumers are rare …
Quaternary consumers are rare due to low energy transfer between trophic levels. Available energy limits food - chain length as it cannot support higher levels.
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gorongosa national park food webs and energy pyramids creating a food w…
1. Follow the steps described above to construct the food - web. 2. Energy decreases with increasing trophic levels; lower levels support higher levels. 3. Yes, e.g., humans can b…
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the width of a grain of yeast is approximately 4 micrometers, which is …
Part A: $2.72\times 10^{2}$ meters Part B: 100 grains. We first convert the width of the salt grain from millimeters to meters ($0.4$ mm = $4\times10^{-4}$ m). Then, by dividing t…
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question 23 what happens when the transport input ssh command is entere…
Communication between the switch and remote users is encrypted.
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review it! select the statement(s) that are true about fossils. fossils…
Fossils can be preserved in rock, amber, ice, or tar. A fossil is the remains, impression, track, or other evidence of a once - living ancient organism. Mineral replacement fossil…
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question 10 (1 point) saved treatment for childhood obesity must includ…
Question 10: maintain the present weight of the child while growth continues. Question 11: osteoporosis. Question 12: maternal dietary intake of calcium is inadequate.
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lesson 5: democracy and self - rule (1750 - 1919) political changes in …
d. French Revolution
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mandy loved pandas. she wanted a pet panda, but her mom wouldnt let her…
B. Pandas eat a lot and can hurt people
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1 complete summary table a - 1 in the appendix, filling in the characte…
1. (Requires referring to Appendix Table A - 1 and knowledge of malacostracan and insect characteristics) 2. The closest relative phylum of arthropods is Onychophora. They share t…
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because it has muscular swellings that help move hemolymph through the …
5.1: Crop 5.2: Malpighian tubules, hind - gut 5.3: Malpighian tubules; They concentrate waste to conserve water. 5.4: In both, the nerve cord is ventral. 5.5: Increase surface are…
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check your progress 4.1 are the grass - hoppers antennae biramous? are …
4.1 No, some are. 4.2 3 4.3 3 pairs 4.4 Wings 4.5 Determine by presence of ovipositor (female) or claspers (male). 4.6 For gas exchange.
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check your progress 3.1 what structure in the cardiac chamber of the st…
3.1 The gastric mill allows crayfish to digest food mechanically. 3.2 The hepatopancreas secretes enzymes into the pyloric chamber. 3.3 Crayfish have an open circulatory system. E…
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14.13 ■ male and female crayfish, ventral views. the first two pairs of…
2.1 They enable diverse feeding functions. 2.2 Antennae: Yes; Antennules: Yes 2.3 Head and thorax 2.4 Check the swimmerets and reproductive structures as described above.
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3 turn the horseshoe crab over and observe the ventral surfaces of the …
1.1 2 compound eyes, 5 - 7 simple eyes 1.2 Used for steering and righting 1.3 1 pair of chelicerae, 1 pair of pedipalps, 4 pairs of walking legs 1.4 Vary among specimens, multiple…
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question 9 (2 points) saved which diagnostic test helps in detecting th…
Question 9: B. C - peptide test Question 10: C. Transduction Question 11: D. The medulla oblongata
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question 10 the labeling system that we use in the usa to assign a ickn…
Universal Numbering System
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an evolutionary psychologist would suggest that people are genetically …
4) do all of these things.
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lesson 5: democracy and self - rule (1750 - 1919) political changes in …
B. Compromise
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11 parmi les masses dair qui agissent sur le climat du québec, indique …
# Explications étape par étape: ## Étape 1: Répondre à la question 11 - a) Une masse d'air froid chargée d'humidité est une masse d'air maritime polaire (3). - b) Une masse d'air …
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1. what is the purpose of bud scales? 2. describe the process by which …
1. Bud scales protect buds from damage by physical factors and desiccation. 2. Stems grow in length through cell division and elongation in the apical meristem. 3. Not all buds gr…
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read the excerpt from the role of social media in the arab uprisings by…
A. a blog post from someone who attended an Arab Spring demonstration C. statistics on Twitter use in Tunisia both before and during the uprisings D. data about Facebook use from …
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which statements are examples of ethics rather than laws? select two op…
B. Journalists must double - check all sources used in an article. D. Journalists must research and report the news without bias.
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read the excerpt from the role of social media in the arab uprisings by…
A. facts and details about types of social media and the ways people use them B. quotations from secondary sources in addition to those from eyewitnesses
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angeline is preparing an oral presentation about the need for an altern…
She can use repetition in her conclusion to emphasize her request to take action.
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question 22 of 24 which of the following describes an important impact …
B. Nuclear weapons proliferated worldwide.
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question 17 of 24 how can the international communitys response to geno…
D. International laws outlawing genocide exist but remain largely unenforced.
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question 16 of 24 how did the establishment of nato affect the cold war…
C. It created a military alliance between liberal democracies opposed to communist expansion.