生物
细胞生物学、遗传学、生态学与生命科学基础。
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unit examinations content page 13 of 51 question 12 the exchange of o₂ …
D. internal respiration.
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read the stanza from \sonnet in primary colors\ by rita dove. each nigh…
It indicates that the love Frida once felt has died.
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40 of 50 questions remaining unit examinations content page 12 of 31 qu…
B. False
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correctly match the term and definition: the fusion of a vesicle with t…
The correct option is the one with "Exocytosis" (the first option in the answer choices list, with the label "I AM UNSURE" above it but the correct term is Exocytosis). In the for…
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unit examinations content page 11 of 31 question 10 2 points during the…
E. epiglottis
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mucous membrane, serous membrane, synovial membrane, cutaneous membrane…
To solve the problem of matching the membranes (Mucous, Serous, Synovial, Cutaneous) to their respective anatomical structures, we analyze each membrane: ### 1. Synovial Membrane …
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part a the tissue that always has an apical surface is ______. options:…
B. epithelial tissue
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multiple choice ○ sensory areas ○ motor areas ○ hemispheric division ○ …
D. association area (assuming D is the label for "association area" option) (Note: If labels were A-D as: A. sensory area, B. motor area, C. hemispheric division, D. association a…
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prokaryotic eukaryotic molecular genetics - mechanism of genetic divers…
Since the problem is about comparing molecular genetics aspects of prokaryotic and eukaryotic cells, we can create a table to organize the information. Here's a sample table with …
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match the phase in the life cycle of the cell to what occurs during tha…
To solve this cell cycle phase - matching problem, we analyze each phase based on the key events that occur during it: ### Step 1: Analyze event 2 - Division of nuclear material T…
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part a epithelial cells with important transport functions such as abso…
A. microvilli
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features that are unique to the human brain are the abilities to think,…
A. cerebral cortex
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unit examinations content page 5 of 51 question 4 2 points the process …
D. agglutination
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part a muscle tissue that is striated is either skeletal muscle or ____…
cardiac
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occipital lobe hindbrain midbrain forebrain
The correct option is the one with "occipital lobe" (the first option, assuming the options are labeled as A, B, C, D with A being occipital lobe, B hindbrain, C midbrain, D foreb…
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match the following items. 1. moral conscious ego 2. biological tendenc…
1. moral conscious - superego 2. biological tendencies - id 3. aware of guilt and inadequate feelings - ego 4. Pavlov’s dogs - conditioning 5. biological perspective - study of an…
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part a the body’s first response to injury is ______ options: bleeding,…
bleeding
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neurons follow what type of law? multiple choice all-or-none in-between…
A. all - or - none
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part a the serous membrane lining the thoracic cavity is the ______. op…
A. pleura
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messages inside neurons are transmitted in ____ form, whereas messages …
The correct option is the one labeled "electrical; chemical" (assuming the third option from the left, as per typical neuron communication: electrical within, chemical between).
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question 5 (10 points) ✔ saved use the diagram to match each of the lay…
To solve this, we analyze typical skin structure: 1. **Hair Shaft (1)**: Extends above epidermis. 2. **Stratum Corneum (2)**: Outermost epidermal layer (dead cells). 3. **Stratum …
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fill in the blanks | biological macromolecule | function | monomer | ex…
(for Lipids row): - **Function**: Long - term energy storage; Component of cell membranes; Signaling (hormones); Insulation/protection - **Monomer**: No single monomer (triglyceri…
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the glial cells, the cell body, and the axon. the dendrites, the cell b…
The option (assuming the last option is "the dendrites, the cell body, and the axon"): the dendrites, the cell body, and the axon.
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the three major parts of the neuron are
The three major parts of the neuron are the cell body (soma), dendrites, and axon.
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question 4 (2 points) what is the most common type of skin cancer? 1) b…
1) Basal cell carcinoma
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the image displays a diagram for identifying epithelial tissues. the to…
To solve this epithelial tissue classification problem, we analyze each tissue type based on cell layers (simple/stratified) and cell shape (squamous/cuboidal/columnar): ### Step …
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complete the following paragraph on protein synthesis by selecting the …
1. (No correct option from given, but assuming a typo) 2. two 3. mRNA 4. ribosomes 5. tRNA But likely, the first sentence's blank is supposed to be "proteins" but it's missing. Ho…
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prokaryotic eukaryotic general • size • cell wall • number of cells/org…
| Feature | Prokaryotic | Eukaryotic | | --- | --- | --- | | **General** | | | | Size | ~0.1 - 5.0 μm | ~10 - 100 μm | | Cell wall | Peptidoglycan (in bacteria) | Cellulose (plant…
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part a the most common type of cartilage is ____ cartilage. options (wi…
B. hyaline
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what part of the skin contains blood vessels that help regulate body te…
1) Dermis
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leland is hard of hearing and sometimes has issues with his movement. l…
B. hindbrain (assuming the second option is labeled B, as the original has a typo "hindbrain," but that's the intended option)
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classify the characteristics based on the phase of the cell cycle they …
### Interphase: - Replication of DNA - Centrioles double - Protein Synthesis - Growth phases - G1, S and G2 phases ### Mitosis: - Prophase, Metaphase, Anaphase and Telophase - Div…
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the medulla regulates all of the following, except multiple choice moto…
A. motor coordination
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question 1 (2 points) which epidermal layer is found only on the palms …
2) Stratum lucidum
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osseous tissue is also called ○ ligament ○ fat ○ cartilage ○ bone ○ cel…
D. bone (assuming the options are labeled as A. ligament, B. fat, C. cartilage, D. bone, E. cellulose)
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domain vocabulary: unit 1 name activity page 2.1 on your own paper, wri…
To solve these fill - in - the - blank questions, we analyze each sentence based on the meaning of the words in the word bank: ### Question 1 - **Analysis**: A "bill of attainder"…
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which cell produces the protein fibers in areolar connective tissue? op…
fibroblast
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part a you would find pseudostratified columnar epithelium lining the t…
A. trachea
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which monomer is incorrectly paired? a. protein: monopeptide b. carbohy…
A. protein: monopeptide
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drag the labels onto the diagram to identify the structures of proteins.
- Linear chain of amino acids: Primary structure - Alpha - helix / Pleated sheet: Secondary structure - Single folded polypeptide (with heme): Tertiary structure - Multiple subuni…
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drag the labels onto the diagram to identify the steps in a reaction bo…
1: Reactants 2: With enzyme 3: Without enzyme 4: Stable product
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which of these is not a property of glucose? it is the body’s most impo…
It is a disaccharide
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which of the following molecules is a structural component of the plasm…
B. Phospholipid
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classify the following characteristics based on the phase of mitosis th…
To solve this, we recall the key events of each mitosis phase: ### Prophase: - Chromatin condenses into chromosomes. - Nucleolus disappears. - Spindle fibers start to form, and sp…
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part a a ____ is to a nucleic acid as an amino acid is to a polypeptide…
nucleotide
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friar laurence: i will be brief, for my short date of breath is not so …
B. "their stolen marriage - day", D. "For whom, and not for Tybalt, Juliet pin'd", E. "for it wrought on her / The form of death", C. "then comes she to me"
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the structure shown is comprised of which monomer? options: guanine, gl…
B. Glucose
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multiple choice question the brain is shaped: through external factors …
by skill learning throughout most of a person's life
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q10. if you were to watch an individual neurotransmitter molecule just …
The molecule would rapidly collide with lots of other molecules at first, and then the collision rate would decrease over time as the molecule diffuses away from the axon.
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the right hemisphere of the brain controls motion in and receives sensa…
False
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the tip of the axon is on the left, and the receiving neuron is on the …
All directions equally likely
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part a the alpha - helix is an example of the ______ level of protein s…
B. secondary
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q8. the tips of neuronal axons communicate with other nerve cells by re…
Yes, because the neurotransmitters are at high concentration near the diffusing axon and at low concentration next to the receiving neuron.
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the \a\ in atp stands for ______. options: alpha, adenosine, adenine, a…
B. adenosine
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q7. to move to the roots of a plant, a sugar molecule must exit the cel…
C. Travel away from areas of high sugar concentration, such as the chloroplast, until they enter the phloem.
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in dehydration synthesis reactions, compounds convert water molecules t…
lose water molecules
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brain cells cease being created after childhood. true false need help? …
False
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which scenarios are examples of internal conflict? select two options. …
B. a character feeling guilty about a choice C. a character weighing a decision
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part a which of the following statements about water is not correct? it…
It is composed of polar molecules. (Wait, no, let's re - evaluate. The question is which statement about water is not correct. Let's analyze each option: - "It is responsible for …
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q7. to move to the roots of a plant, a sugar molecule must exit the cel…
Move randomly within the cell until, by chance, they exit the cell and enter the phloem.
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q6. plants use sunlight to produce sugar molecules in their leaves. som…
D. No, because diffusion only operates over small distances, not over long distances.
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q5. after waiting for a long time, the dye molecules in the pie plate w…
A. Continue moving in the same manner as when the drop was first placed in the water.
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multiple choice question which of the following is required for sterili…
A. Steam under pressure
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purely by genetics bv skill learning throughout most of a persons life …
by skill learning throughout most of a person's life
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the formation of a complex carbohydrate is what type of reaction? optio…
Dehydration synthesis
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q2. an artificial membrane separates two sides of a beaker. the left si…
About 25 glucose molecules will be on the right side of the beaker, and 25 will be on the left side of the beaker.
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during adulthood, new neurons continue to be created in certain areas o…
B. neurogenesis
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q1. diffusion is: directional non-random passive none of the above
C. Passive
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all except which of the following are correct about the actions of enzy…
Enzymes affect the product that is formed.
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select all that apply which of the following are causes of low temperat…
- Underfilling the water reservoir - Failure to preheat the autoclave chamber - Opening the unit too wide during drying
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to understand the process of dna replication, complete each sentence by…
S ### 2. During replication an exact copy of a DNA ______ is produced.
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the \boxed{} lobe of the brain houses the primary auditory area, wernic…
temporal
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select all that apply which of the following do sterilization indicator…
- The load was run for the correct length of time - The correct volume of steam - The correct temperature has been reached
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select all that apply the cerebral cortex is made up of the ______ lobe…
A. temporal, C. parietal, D. occipital, E. frontal
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the cerebral cortex is referred to as the ____ brain. new old animal co…
A. new
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prophase metaphase anaphase telophase dna condenses into chromosomes ch…
## Prophase: - DNA condenses into chromosomes - Centrosomes move to opposite sides of the cell - Mitotic spindle fibers form and attach to centromeres - Nuclear envelope breaks up…
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dna replication occurs during the g2 phase of interphase. true or false…
False
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part a - the cell cycle: interphase the cell cycle is divided into two …
Each chromatin fiber is duplicated in the nucleus.
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which of the following statements about cells is false? view available …
C. Cells join together to form organelles, which then form our organs and organ systems.
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dna replication occurs in mitosis. true or false
False
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where in a typical eukaryotic cell would you expect to find genes? view…
D. in the DNA within the cell’s nucleus
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which of the following acts as the digestive system of the cell, breaki…
D. lysosome
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which of the following is not one of the three major components of a ty…
D. ribosome
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the central core controls ______ of the body. ○ the sensory inhibitors …
C. the basic functions
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multiple choice question motor areas in the cortex control ○ involuntar…
B. voluntary movement.
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the amygdala and hippocampus make up the ______ system. options: - circ…
D. limbic
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the ______ lobe of the brain houses the motor area and broca’s area. op…
D. frontal
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1 population dynamics (continued) check your progress 1. compare and co…
- **Spatial Distribution**: Arrangement of individuals (clumped, uniform, random) in a population’s range. - **Population Density**: Number of individuals per unit area/volume (e.…
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the four lobes of the cerebral cortex are physically separated by deep …
B. sulci
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in addition to balance, the ______ is also involved in several intellec…
D. cerebellum
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10. list the five themes that unify biology.
1. Evolution 2. Structure and Function 3. Information Flow 4. Energy and Matter 5. Interconnections (or Interactions)
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complete the following paragraph to explain the difference between endo…
endocytosis ### Second Blank:
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the limbic system consists of the amygdala and need help? review these …
hippocampus (along with other structures like the hypothalamus, thalamus, etc., but the most common paired structure with amygdala in basic descriptions of the limbic system's mai…
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the limbic system consists of the amygdala and need help? review these …
hippocampus (along with other structures like the hypothalamus, thalamus, cingulate gyrus, etc. But the most common paired structure with amygdala in basic descriptions of the lim…
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part a during osmosis, ____ move(s) across the membrane. options: solut…
solvent
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select all the brain-scanning techniques used by investigators to study…
A. PET, C. fMRI, D. EEG
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the function of the plasma membrane is: ○ all are correct ○ serves as a…
A. all are correct
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question 4 1 pts in the case of osmosis, the membrane is semipermeable.…
B. water can pass through but the sucrose cannot (assuming the second option is labeled B; if first was A and second B, the correct is the second option as explained)
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which statement about dna replication is false? view available hint(s) …
DNA ligase adds nucleotides to the lagging strand.
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multiple choice question of the following behaviors, which is most dire…
D. Balance