生物
细胞生物学、遗传学、生态学与生命科学基础。
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unlike animals, most plants do not eat food. plants use photosynthesis …
unneeded chemicals that plant cells make
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the initial discovery concerning the bacteria in mono lake suggested th…
D. arsenic
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to help conserve water, bird kidneys do not produce liquid urine. inste…
A. a bladder
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this reef shark has gills, not lungs. its gills look like slits on the …
They release carbon dioxide waste into the water.
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question 19 2 pts according to the social construction of race school o…
Question 19: D. Not biologically identifiable Question 20: C. The process by which a minority individual or group takes on the characteristics of the dominant culture.
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the excretory system works with other organ systems to remove waste. wh…
the circulatory system
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first read: comprehension identify the choice that best answers the que…
A. to ensure peace within the country, B. to present a united defense against other countries, D. to promote the welfare of the people of the United States
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before urine is released from the horses body, it is stored in the blad…
The horse's kidneys make urine from waste filtered from the blood.
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horses have two kidneys. how do the horses kidneys help remove waste? t…
They filter waste out of blood.
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the excretory system removes the waste that a horses cells make. which …
the liver
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this model shows a horses excretory system. horses are mammals. a mamma…
carbon dioxide
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which body parts can be part of an animals excretory system? select all…
the lungs or gills, the kidneys, the anus, the bladder
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conservative bias in the media is best illustrated by which of the foll…
Most media outlets are owned by large, pro - establishment corporations.
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complete the sentence. waste that an animals cells make is removed by t…
excretory system... digestive system
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this graph compares the cost of room and board at educational instituti…
public community colleges are considered to be affordable alternatives to private community colleges.
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during the agricultural revolution, what was the main advantage of tena…
Tenant farmers could use a skill they already had rather than starting over.
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what started the modern agricultural revolution? new types of crops imp…
greater demand for food
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what kinds of waste do animals produce? select all that apply. animal c…
- Animal cells make some unneeded chemicals. These chemicals are waste. - There are some parts of an animal's food that it cannot use. These leftover parts are waste.
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complete the sentence. if waste is not removed from an animals body, th…
make the animal sick
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before the agricultural revolution, many people lived in rural areas be…
wealthy landowners gave them jobs on farms.
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what role did crop rotation play in the agricultural revolution? it ena…
It helped restore nutrients to the soil so crops grew better.
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complete the sentence. animals produce waste, which is used to help the…
their bodies cannot use
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the table shows the crossing - over frequencies for three genes in the …
A. \(B,A,C\) D. \(C,A,B\)
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these homologous chromosomes carry different alleles of the a and b gen…
C. Crossing over would sometimes, but not always, exchange the positions of \(A\) and \(a\), and of \(B\) and \(b\), on homologous chromosomes.
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read each of the sentences that describe what happens either during mit…
- **Mitosis**: Homologous chromosomes do not pair; The cell nucleus divides only once; One row of chromosomes lines up at the center of the cell; Two diploid daughter cells form t…
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this boomslang snake is swallowing a frog. boomslang snakes can use the…
A snake's esophagus can stretch around whole prey and push the prey from the mouth to the stomach.
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which of these statements describe life after the agricultural revoluti…
Most farmland was controlled by the wealthy, People moved to cities to find work, Landowners put enclosures around land.
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a horses digestive system breaks down food into small particles that th…
mouth, esophagus, stomach, small intestine, large intestine, anus
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what was the most important role textiles played in the industrial revo…
Machines invented to mass - produce textiles led to other inventions.
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read each of the sentences that describe a phase of meiosis. place each…
- Prophase I: "Homologous chromosomes pair to form a tetrad", "Crossing - over may occur between the non - sister chromatids" - Metaphase I: "Homologous chromosomes line up at the…
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like other animals, this camel has microorganisms living in its stomach…
The camel is helped when microorganisms break down food into small nutrient particles. The microorganisms make it easier for the camel to get nutrients from the food.
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how many sperm cells are formed from an original cell in a drosophila f…
C. four haploid sperm cells
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animals, including people, have microorganisms living in their stomach …
Both animals and microorganisms use nutrient particles for energy and building material.
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birds have a special digestive organ called a gizzard. the gizzard has …
the mouth
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revisit lesson 1 : agree/disagree line: do you think is it possible for…
A. yes
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villi are small structures that contain tiny blood vessels. villi have …
The small intestine. The small intestine is where most of the nutrient particles are absorbed into the blood.
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a horses digestive system breaks down food into small particles that th…
the large intestine
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a horses digestive system breaks down food into small particles that th…
In the small intestine, In the stomach, In the mouth
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the kind of reporting on watergate, which is known as an investigative …
rare because it is so time consuming and expensive
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this wood mouse is eating a blackberry. the wood mouses small intestine…
- Water from waste is absorbed in the large intestine. - The waste is moved through the large intestine. - The waste is released from the body by the anus.
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grizzly bears hunt for fish, especially salmon, in fast - moving rivers…
Tiny blood vessels absorb nutrient particles. Digestive chemicals break down food into small particles.
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astrobiology is described as an \interdisciplinary science.\ name at le…
Biology, Chemistry, Physics
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young green sea turtles often eat jellyfish. after the sea turtle swall…
- After food leaves the stomach, it enters the small intestine. - The stomach can store partially digested food. - The stomach produces digestive chemicals that break down food.
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this great blue heron has caught a fish. after the heron swallows the f…
esophagus
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giraffes often eat leaves from thorny acacia trees. this giraffe is usi…
- The giraffe uses its teeth to crush the leaves into small pieces. - The giraffe's saliva begins to digest the leaves.
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food gives animals energy. what might be food for an animal? select all…
A. a plant, B. a fungus, D. an animal
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why do animals need food? select all that apply. to get energy to get b…
to get energy, to get building materials for their bodies
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select the sentence with a sensory detail that describes a smell. enter…
He leaned closer and sniffed the spicy, peppery blossoms.
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match term definition a) a writing technique used to subtly suggest or …
Description - C, Flashback - F, Foreshadowing - A, Juxtaposition - B, Pacing - E, Stream of consciousness - D
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3. of the tools below, which one made computer use more exciting and fu…
3. the mouse and GUI (graphical user interface) 4. personal computers
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select the word that means unimportant. in 1925, the so - called \war o…
trivial
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1. what type of information might be stored on a mainframe computer? yo…
1. personal information, financial information, medical information 2. laptop computer
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select the word that means grinding into dust. to protect elephants fro…
Pulverizing
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socioemotional selectivity theory is connected to the idea ofmortality …
This is the idea that humans are aware of the inevitability of their own death and adopt thoughts and behaviors which seek to deny or suppress such knowledge.
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homework assignment 6.3 logarithmic func due sunday by 11:59pm points 1…
\(\log_8a=n\)
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select the word that means exact opposite. in analyzing personality typ…
extrovert
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homework assignment 6.3 logarithmic functio due sunday by 11:59pm point…
\(10^{p}=w\)
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42. computers for home and individual use are called mainframe computer…
42. D. personal computers 43. B. Use passwords on all accounts and select passwords that would be hard to break
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41. how would you change the colors in a chart? select the data on the …
Click on the chart, right click and choose Format...
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select the word that means combine two or more ideas into one. when two…
conflate
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question 12 the correct treatment for ankle sprain during the first 48 …
Rest, elevation, compression, ice and pain relief.
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multiple choice question what are the extraordinary life forms known as…
B. Microbial life that is hidden inside of rock, with photosynthetic organisms using energy from the sun.
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select the word that means an irresistible force. in august 1965, the e…
juggernaut
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1.2 students understand and interpret written and spoken language on a …
1. dormí 2. jugué 3. trajimos 4. fui
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edema (swelling) occurs when ________. collagen fibers enlarge as they …
areolar tissue soaks up excess fluid in an inflamed area
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which tissue type is formed by many cells joining together, which are m…
skeletal muscle
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a many - layered epithelium with cuboidal basal cells and flat cells at…
stratified squamous
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multiple choice question which of the following best defines the primar…
C. The search for life beyond our own planet and the study of the origins of life on Earth.
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beyond the search for life elsewhere in the universe, what crucial ques…
The origin of life on Earth.
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9. \today i addressed the three basic types of discrimination faced by …
A. review main points
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plants store the excess glucose that they synthesize in their seeds and…
starch
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question 7. 1 point how is sucrose formed? choose the best answer. sele…
Sucrose is formed when a monomer of glucose and a monomer of fructose are joined in a dehydration reaction to form a glycosidic bond. In this process, a water molecule is lost.
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polysaccharides can be divided into two main groups based on their func…
storage polysaccharides, structural polysaccharides
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inability to absorb digested nutrients and secrete mucus might indicate…
simple columnar
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17 multiple choice 1 point the best explanation of darwinian fitness is…
17. Ability to survive and reproduce 18. natural selection 19. The emergence of modern species from a single common ancestor 20. fossil record, homologous structures, biogeography…
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heart muscle cells would tend to separate without ________. stroma inte…
intercalated discs
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drag the signal phrase verbs below into the appropriate blanks. drinkin…
First blank: concurs. Second blank: disputes.
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13 multiple choice 1 point two organisms mate and have offspring. how c…
13. Test to see if the offspring are fertile 14. Acceptance by all of the scientists in the scientific community 15. Macroevolution is an extrapolation of microevolution 16. Endos…
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identify which of the following is a monosaccharide. select the correct…
glucose
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a writer references a source entitled “can seabiscuit’s dna explain his…
Steven Tammariello, associate professor of biological sciences at Binghamton University, writes,
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which of the following polysaccharides can humans digest? select all th…
A. amylopectin, B. amylose, D. glycogen
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9 multiple choice 1 point \survival of the fittest,\ or the reproductiv…
9. B. natural selection 10. B. Taking what is observable in nature or the laboratory and using those data to explain something that is not observable 11. D. Macroevolution 12. B. …
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5 multiple choice 1 point a heritable trait that confers on an individu…
- **Question 5**: B. an adaptation - **Question 6**: C. Evidence for a common ancestor or a common creator; the data fit either paradigm - **Question 7**: A. natural selection - *…
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the papillary layer of the dermis is composed of loosely packed connect…
The looseness allows for easy separation of the dead cell layer of epidermis to be shed.
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question which of the following types of bonds connect the glucose mono…
C. both A and B
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1 multiple choice 1 point the molecular mechanism by which genetic vari…
1. C. Mutations 2. B. Macroevolution 3. C. It is the change in heritable traits in living populations over successive generations. 4. A. An intelligent Creator designed the same t…
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in the blank spaces below, place the topic sentences that best support …
Greg struggles to form strong friendships because he cannot relax around others. Greg's desire to be popular prevents him from excelling as a student.
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homework assignment 6.2 graphs of exponential f due sunday by 11:59pm p…
As \(x\to-\infty\), \(f(x)\to2\); as \(x\to\infty\), \(f(x)\to\infty\)
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which of the following provide(s) rigidity to the cell wall in plants? …
cellulose
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question which of the following is not a polysaccharide? select the cor…
D. glucose
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homework assignment 6.2 graphs of exponential functio due sunday by 11:…
(a) \(y = 4^{x}+6\) (b) \(y = 4^{x - 8}\) (c) \(y=-4^{-x}\)
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classify each organism listed in the table as a producer, consumer, or …
1. Seaweed - Producer 2. Duck - Consumer 3. Hawk - Consumer 4. Ants - Consumer 5. Bacteria - Decomposer 6. People - Consumer 7. Rabbits - Consumer 8. Grass - Producer 9. Apple Tre…
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cellulose is made up of glucose units attached with __________ linkages…
$\beta$-glycosidic
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classify each description as a habitat or niche by checking the correct…
1. e 2. a 3. d 4. b 5. c 6. f
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which of the following is not a function of the skeletal system? commun…
communication
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what are the three main components of connective tissue? o fibroblasts,…
ground substance, fibers, and cells
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the function of the root hair plexus is to ________. ○ serve as a sourc…
allow the hair to assist in touch sensation
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question 8 (1 point) the tragedy of the commons will be evident when a …
C. The government could auction off a limited number of hiking permits.
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name: q.11. the diagram below symbolizes a simple food chain. in this f…
- Q.11: d) Grass - Q.12: b) A food web consists of many interwoven food chains. - Q.13: a) Hawk - Q.14: c) The population of grasses will increase.
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six food chains are shown below. one link has been left out of each cha…
1. a. Mouse (or other small rodent) 2. b. Plant (e.g., grass) 3. c. Fox (or wolf, etc.) 4. d. Deer (or other large herbivore) 5. e. Bird (or praying mantis, etc.) 6. f. Grain (or …