生物
细胞生物学、遗传学、生态学与生命科学基础。
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what is one function of the prefrontal cortex? to equip a person with s…
A. to equip a person with self - control by allowing them to manage their impulses and use logic
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homeostasis depends on the activity of body systems to adjust a variabl…
- throat muscles - muscles - sweat glands - Respiratory system
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labels ① drop zones ← reset all hiv, htlv hpv chickenpox, cold sores va…
To solve this virus classification problem, we analyze each virus family: ### 1. DNA Viruses: Herpesviridae (needs 2 more) Herpesviridae includes viruses like HSV - 1, HSV - 2 (co…
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quiz: dinosaur extinction in general, the numbers of dinosaurs were beg…
First drop - down: many Second drop - down: species Third drop - down: certain groups
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what tool do you use to view the cells? ○ centrifuge ○ metric ruler ○ p…
D. microscopio
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word bank: mediastinum, transverse, microscopic, physiology, hypogastri…
physiology ### 2.
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animal prokaryotic plant eukaryotic
Prokaryotic
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all living things are made of organs chloroplasts cells tissues
C. cells
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what is the smallest unit of life that can carry out all life functions…
A. the cell
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the nuremberg trials the nuremberg trials were international trials wit…
B. Nazi members involved in planning the Holocaust
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swyk: plant cells plant cells and animal cell have many of the same org…
vacuole
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plant cells and animal cell have many of the same organelles. there are…
cell wall
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multiple-choice question the cerebrum is divided into the left hemisphe…
B. the corpus callosum (assuming the options are labeled as A. the parietal lobes, B. the corpus callosum, C. the cerebral cortex)
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match the words in the left column to the appropriate blanks in the sen…
1. Endocrine 2. Cardiovascular 3. Urinary 4. Immune
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plant cells and animal cell have many of the same organelles. there are…
chloroplasts
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nora, william, and david are helping their university library decide ho…
Cloud - based archival storage, because it offers durability, scalability, and remote access.
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across 5. the previous 30 days that are defined as one of the 12 time p…
caro (for 12 across) Or for 15 across:
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swyk: plant cells cells and animal cell have many of the same organelle…
(for the shape dropdown): regular
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swyk: plant cells puntos posibles: 1 plant cells and animal cell have m…
larger
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swyk: plant cells plants are ○ prokaryotes ○ eukaryotes
B. Eukaryotes (asumiendo que la segunda opción es "Eukaryotes" con la ortografía correcta, ya que en la imagen aparece "Eukarvotes" probablemente por un error de escritura, pero l…
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complete the paragraph. dna is a ▼ made of many nucleotide ▼ that typic…
DNA is a \boxed{nucleic acid} made of many nucleotide \boxed{monomers} that typically combine to form a \boxed{double} helix. This structure resembles a twisted ladder. The inner …
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select the true statements. rna has a double-helix structure. dna is pr…
RNA helps carry out genetic instructions from DNA.
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nucleic acids are a type of biological macromolecule, or carbon - based…
- There is more than one type of nucleic acid. - Nucleic acids contain carbon, hydrogen, oxygen, nitrogen, and phosphorus. - Nucleic acids store and transmit genetic information.
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station a these black-and-white maps are not only visually appealing bu…
Since no specific question is provided about this text, it's not possible to give a targeted answer. If you want to analyze the text from a certain discipline (e.g., Social Scienc…
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read the selection and choose the best answer to each question. mateo i…
Change good to Good
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lets see if your claim is correct! 1. drag the correct organisms into t…
(Calorie Placement) - Vegetarian Crew: Bottom = \( 20,000,000 \, \text{kCal} \), Top = \( 2,000,000 \, \text{kCal} \). - Carnivore Crew: Bottom = \( 20,000,000 \, \text{kCal} \), …
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select the true statements. all four dna nucleotides have identical 5-c…
A. All four DNA nucleotides have identical 5 - carbon sugars (True) B. All four DNA nucleotides have identical phosphate groups (True) C. All four DNA nucleotides have identical n…
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read the selection and choose the best answer to each question. mateo i…
A. As the competitors placed their chess pieces on the board, Kyle asked Jordan how long she had been playing the game.
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label the parts of the nucleotide.
- The left - most label: phosphate group - The middle - upper label: nitrogenous base - The lower - middle label: 5 - carbon sugar
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label the parts of the nucleotide.
- The label on the phosphate - related structure: phosphate group - The label on the pentose ring: 5 - carbon sugar - The label on the nitrogen - containing ring: nitrogenous base
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a structure that is composed of two or more tissue types that work toge…
B. organ
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select the true statements. dna is found in the nucleus. dna has a doub…
A. DNA is found in the nucleus. B. DNA has a double - helix structure. C. DNA provides instructions for making proteins, and RNA helps carry out these instructions in the cell. D.…
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lets look at one more way to visualize why only about 10% of energy mov…
The caterpillar consumes 200 J. The plant had to produce 2000 J. ### Question 3
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35. list the 4 nucleotides 36. what is this sequence of events called? …
The four nucleotides (in DNA) are Adenine (A), Thymine (T), Guanine (G), and Cytosine (C). (If considering RNA, Uracil (U) replaces Thymine, but the question's context of "nucleot…
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2. skye is a biologist who conducted a study on the abundance of birds …
### Part (a) # Explanation: ## Step 1: Analyze Flycatcher data From the segmented bar graph (the numbers 19 and 64? Wait, looking at the graph, the Flycatcher in Cacao: let's assu…
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in a vascular plant, the xylem transports water and dissolved nutrients…
C. phloem
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susan is planting her garden and choosing plants at the local plant nur…
B) Sprout every year, year after year
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lets look at one more way to visualize why only about 10% of energy mov…
100 J ### Question 2
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which of the following accurately describes the correct order of events…
D) Water enters the roots, gets transported through the stem, and evaporates through the leaves.
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a bird species known as the cattle egret is often found near farms in w…
A) Mutualistic
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self-check: section 1.1 1. which subdivision of anatomy studies tissues…
C. histology
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2. what topic would you be studying if you investigated urine productio…
A. renal physiology
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a new monkey species has developed. this species climbs trees and has o…
C) Old World monkeys
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question 12 (5 points) listen liverworts and mosses were some of the ea…
C) Their gametes must swim in order to interact and for fertilization to occur.
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animals have a variety of adaptations, including trachea and gills, whi…
D) Gas exchange
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read the passage. there are several questions about this passage. 3 thi…
2. Paragraph 3 gives examples of the effect of natural events on rainforests, and paragraph 4 gives examples of the effect of human interference. ### Part B (Note: Since the corre…
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which of the statements is true of saltwater and freshwater animal wast…
A) Freshwater - based animals must have mechanisms to prevent water from trying to diffuse into their bodies.
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what does the nature versus nurture debate refer to in personality deve…
A. How genetic traits and environmental influences shape personal characteristics
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question 6 (5 points) listen the jones family has had their dog, sadie,…
C) Habituation
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imperialistic critiques: critics argue that wilson’s methods often rese…
B. Wilson was inconsistent and his methods often resembled imperialism.
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quiz: plant and animal systems, and behavior animals must digest food o…
C) Intracellular digestion
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read the passage. there are several questions about this passage. ten d…
2. Paragraph 3 gives examples of the effect of natural events on rainforests, and paragraph 4 gives examples of the effect of human interference. ### Part B
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in ferns, the plant structure that produces sperm and egg cells is know…
D) Gametophyte
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which best explains why blood is considered to be a suspension? ○ it ha…
B. It contains particles that can settle out.
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floor to mount whitney’s summit edwood groves, and yet across rty - fiv…
4. random areas in the rainforest where changing conditions promote new growth ### Part B
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insects, in contrast to chordates, have what feature in their nervous s…
D) Ventral nerve cord
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read the passage. there are several questions about this passage. calif…
4. random areas in the rainforest where changing conditions promote new growth ### Part B
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complete the crossword puzzle below name:_________ across 5. the previo…
### Across 5. **Month** (30 days, 1 of 12 yearly periods) 6. **Tourist** (person traveling for pleasure) 9. **Cash** (money in coins/notes) 10. **Market** (gathering for buying/se…
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a squirrel population lives in an area. over many years, a river in tha…
B) allopatric speciation.
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your followers have received the video very well. one viewer has left a…
C. Analyze the sources and their origins to determine if there are any biases, errors, and so on.
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mosquitoes can often transmit viruses from one organism to another, act…
B) vectors
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read the passage. there are several questions about this passage. 1 rai…
4. random areas in the rainforest where changing conditions promote new growth ### Part B (Note: Since the paragraph 3 is partially visible, but assuming the typical context of ra…
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an amoeba moves by pushing out small projections called ______ and then…
C) pseudopodia
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raft writing – voices of the revolution - role: patriot soldier at vall…
[Sample Letter] Dear Family, The winter at Valley Forge is a trial like no other. The cold bites through our tattered clothes, and many of us go without shoes—our feet bleed on th…
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giraffes with short necks tend to be unable to access enough food, whil…
D) This is an example of directional selection in which one end of the bell curve is better adapted to its environment than the other end.
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fungi cant produce their own energy but instead take in nutrients from …
A) heterotrophs.
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the idea that viruses originated as genetic material that was able to m…
C) progressive
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dinoflagellates can perform photosynthesis and provide energy for thems…
D) mutualistic relationship.
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and shadows exceptionally diverse—claustrophobically tropical biologist…
To solve this, we first need to know the correct point of view from Part A (though not fully visible, we can infer from the options). Let's analyze each option for Part B: ### Par…
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read the passage. there are several questions about this passage. from …
2. Rainforests are endlessly fascinating because of the abundance of species. ### Part B
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quiz: history and diversity of life 0:22:07 elapsed which foundational …
B) Darwin's theory of evolution and Mendel's ideas of heritability
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protists arent monophyletic, meaning that they dont a) share one common…
A) share one common ancestor that isn't also shared by organisms in other groups.
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cacti with very few spines tend to be eaten by animals, and cacti with …
A) This is an example of a stabilizing selection in which the intermediate form of a trait is advantageous compared to the extreme forms of the trait.
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fungi can act as decomposers in the environment. why is this important?…
C) Decomposers break down waste and return nutrients to the environment.
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which of the following scenarios would prevent a population from being …
A) The population is evolving, and natural selection is favoring one allele over another.
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now that you have all the different parts of your project, you ask your…
A. Embedding a video from a trusted source can support your research findings and improve your presentation.
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two sisters have come to live with their uncle, mr. brooke. from middle…
4. Mr. Brooke "would spend as little money as possible."
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question 20 (5 points) listen what were the goals of the human genome p…
D) The goals of the Human Genome Project were to sequence human DNA and to identify all genes present in human DNA.
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sickle-cell anemia is caused by a mutation in the gene encoding hemoglo…
D) half - moon shaped.
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in eukaryotic cells, where is dna located? a) cellular dna is spread ev…
B) The majority of cellular DNA is located in the nucleus, with some DNA located in the mitochondria.
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a single-celled zygote divides many times to produce enough cells to fo…
C) proliferation.
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whats the difference between germline mutations and somatic mutations? …
C) Germline mutations are inherited from a parent, while somatic mutations are caused by mutagens in the environment.
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in a series of experiments, avery treated heat - killed nonvirulent s b…
D) DNA from the S bacteria is necessary for bacterial transformation to occur.
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write either sympathetic or parasympathetic to make the statement corre…
parasympathetic ### Question 2
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how might a gene mutation be silent, with no observable effect on a cel…
D. Many amino acids are encoded by multiple codons. A gene mutation that encodes the same amino acid would have no observable effect on the cell or the organism.
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what are the two divisions of the autonomic nervous system? ○ automatic…
B. parasympathetic and sympathetic
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rnai is a technique that silences genes by targeting them and degrading…
A) RNAi allows scientists to turn off one gene specifically to study its effect.
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the enzyme that unwinds the double stranded dna at the beginning of dna…
A) helicase.
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fill in the blank with either somatic or automatic to make the statemen…
automatic ### Question 2
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what are the 2 major divisions of the peripheral nervous system (pns)? …
D. Somatic & Autonomic
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why are well - defined reading frames critical in protein synthesis? a)…
D) Without a well - defined reading frame, the peptide made from a given sequence could be completely different.
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what is the central nervous system (cns) made of? ○ brain and spinal co…
A. brain and spinal cord
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down syndrome, the most common genetic condition in the united states, …
D) A person with Down syndrome has three copies of chromosome 21 instead of two copies. An extra chromosome 21 was present in either the sperm or the egg cell.
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match the word on the left to the correct definition/function on the ri…
- dendrite: that receives messages from other neurons - axon: sends messages to other neurons - myelin sheath: a fatty substances that helps to speed up the transmission of the me…
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the dna double helix is antiparallel. this means that the two strands a…
C) are parallel and run in opposite directions.
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question 1 (multiple choice worth 5 points) (2.01 lc) which of the foll…
B. Meat processing became an important part of the region’s economy.
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a gene editing technology called crispr-cas9 uses cellular machinery to…
B) CRISPR - Cas9 could remove from patients the genetic mutations that cause a specific cancer before the cancer begins.
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what is the order that a message travels from one neuron to another? a.…
A. Messages travel from the dendrites through the cell body and down the axon to the axon terminals. The message is then sent across the synapse by means of neurotransmitters to t…
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a magnetic field protects earth from the sun’s high-energy particles. w…
B. the movement of metals in Earth's core and Earth's rotation
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why is facilitated diffusion necessary? a) to transport gasses between …
B) To pass large insoluble molecules