生物
细胞生物学、遗传学、生态学与生命科学基础。
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ribosomes are attached to the surface of the er. multiple choice questi…
rough
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fill in the blank question the disc - shaped, flattened stacks of the g…
Cisternae
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multiple choice question which biomolecule is found in chromatin? phosp…
nucleic acid
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the effect of ph rate of an enzyme catalyzed reation rate of reaction 0…
Stomach
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number the steps in the correct order (1 through 5). transcribe the dna…
1. Identify the antisense strand of the DNA within the cell nucleus. 2. Transcribe the DNA to create the mRNA. 3. Locate the start, stop, and other codons on the mRNA. 4. Match th…
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the function of mechanical digestion of food is to ○ a. break down enzy…
B. expose more surface area for enzyme activity
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which of the following organelles typically receives proteins from the …
Mitochondrion
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9. what long - term effect did the industrial revolution have on americ…
C. Cities became centers of work and culture
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which of the following organelles typically receives proteins from the …
A. Golgi apparatus
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6. what industry did samuel slater help develop in the united states? *…
6. D. Textile mills 8. C. They were paid less 9. (No complete options shown, but conceptually, cities grew larger and more numerous due to industrial - related migration)
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1. what was one major change brought by the industrial revolution in am…
1. C. People moved from rural areas to cities for factory jobs 2. C. Textile mills
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cells in the wall of the stomach produce pepsinogen, which plays a role…
Pepsinogen is secreted in an inactive form and cells are protected by mucus layer.
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villi are structural adaptations in the lining of the small intestine. …
1. A. absorption of nutrients into the blood stream 2. C. emulsify fats
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chains of nucleic acids have directionality and are read in a certain w…
The blanks are filled correctly as shown: DNA is read in the 3' to 5' direction, RNA is read in the 5' to 3' direction, codons are 3 - base "words", and they are nonoverlapping an…
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in the eukaryotic cell, the majority of the dna is found in the o nucle…
nucleus
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using the image above, which glands secrete digestive juices containing…
X
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the smooth endoplasmic reticulum is composed of —— within the cell. fol…
folded membranes
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chains of nucleic acids have directionality and are read in a certain w…
Codons are 3 base "words" that code for specific amino acids. They are non - overlapping and never share the words.
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using the image above, which glands secrete digestive juices containing…
The pancreas (assuming 'X' is the pancreas in the diagram) and the liver (not clearly labeled but a major organ for fat - digestion) secrete digestive juices containing enzymes th…
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review directionality and reading frame c a g a u g u a c g g a c g a u…
DNA is always read in the 3' to 5' direction, whereas RNA is read in the 5' to 3' direction.
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which of the following generally defines the nucleolus? o location for …
Location for ribosomal RNA synthesis
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the effect of ph rate of an enzyme catalyzed reation rate of reaction 0…
Pepsin
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8. \the working class was those who worked in ______ jobs and other pos…
8. manual 9. goods 10. laws/regulations 11. dangerous
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the effect of ph rate of an enzyme catalyzed reation rate of reaction 0…
Pepsin
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digestion of which of the following nutrients begins in the small intes…
B. Fats
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the type of digestion in the stomach that alters chemical bonds, produc…
1. D. chemical digestion by pepsin acting on the food group proteins 2. A. duodenum
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multiple choice question which organelle is a series of membrane tunnel…
Endoplasmic reticulum
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1. “the industrial revolution changed the united states from a highly _…
1. agrarian 2. job 3. Britain
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1. categorize the following and order the categories from smallest to l…
1. Electron, Hydrogen, Neutron, Proton, Lipid, Nucleic acid, Protein, Chloroplast, COVID - 19, Archaean cell, Bacterial cell, Cheek cell, Onion bulb cell 2. Proteins are part of c…
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which of the following has ribosomes embedded on its surface? o smooth …
Rough endoplasmic reticulum
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which of the following is used to describe the endoplasmic reticulum th…
B. Rough
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check all ways below to ensure that the bases in rna are properly paire…
The mRNA strand is complementary to the DNA template strand. During transcription, G in DNA pairs with C in mRNA, and A in DNA pairs with U in mRNA.
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throughout the reflection, make sure you have a copy of the student gui…
RNA
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which of the following is used to describe the endoplasmic reticulum th…
B. Rough
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throughout the reflection, make sure you have a copy of the student gui…
The correct sequence is that you transcribed DNA to make mRNA and built a sequence of amino acids through translation with the help of tRNA. Lipids are not part of this process.
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throughout the reflection, make sure you have a copy of the student gui…
The correct sequence is that you transcribed DNA to make mRNA and built a sequence of amino acids through translation. tRNA is involved in the translation process to bring amino a…
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components of blood name: hailey date: 9 - 26 - 25 fill in the blanks w…
- Lives for approximately 1 month: EC - Lives for 8 - 9 days: PT - A part of the immune system: LC - Defends the body against disease and infection: LC - Aid in clotting process: …
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dna is found mainly in the in eukaryotic cells.
nucleus
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the nucleolus is found within the of a cell.
nucleus
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fill in the blank question. the two types of endoplasmic reticulum (er)…
rough smooth
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ben is taking notes for his oral presentation about the impact of peopl…
In the presentation of the negative effects of the problem
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the compact sphere that is the most prominent organelle of eukaryotic c…
nucleus
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which biomolecule is found in chromatin? o carbohydrate o phospholipid …
nucleic acid
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true or false question. helminths move by using flagella. o true o fals…
False
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in the eukaryotic cell, the majority of the dna is found in the o mitoc…
nucleus
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a double membrane that separates the nucleus from the cytoplasm is call…
Nuclear envelope
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which of the following generally defines the nucleolus? location for cy…
Location for ribosomal RNA synthesis
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apply and analyze 16. what is the difference in the electrode wire used…
16. In GMAW, solid electrode wire with external shielding gas; in FCAW, flux - cored wire, may or may not need additional shielding gas. 17. FCAW - S uses flux - generated shieldi…
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the membrane - bound organelles of eukaryotic cells are contained in a …
cytoplasm
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1. define the following terms: a. genetics - b. heredity - c. trait - d…
a. The study of genes, heredity, and variation in living organisms. b. The passing - on of traits from parents to offspring. c. A characteristic or feature of an organism. d. One …
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where is the nucleolus located within an eukaryotic cell? o in the cyto…
In the nucleus
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1. what are homologous chromosomes? 2. what are gametes? are they haplo…
1. Homologous chromosomes are pairs of chromosomes, one from each parent, with the same length, centromere position, and gene - loci. 2. Gametes are reproductive cells. They are h…
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which of the following eukaryotes are multicellular animals? o amoebas …
Helminths
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the most prominent organelle in a eukaryotic cell is the
Nucleus
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1. what are the 3 main stages of the cell cycle? 2. explain what happen…
1. Interphase, Mitosis, Cytokinesis 2. In interphase, the cell grows, replicates DNA and prepares for division. The phases are G1, S, G2. 3. Interphase. It needs time for growth, …
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which of the following structures is principally composed of phospholip…
A. Cell membrane
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photosynthesis and cellular respiration photosynthesis: 1. what is the …
1. Symbols: $6CO_2 + 6H_2O\xrightarrow{light\ energy, chlorophyll}C_6H_{12}O_6+6O_2$. Words: Carbon - dioxide and water, in the presence of light energy and chlorophyll, produce g…
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which of the following eukaryotic cells move by using flagella or cilia…
B. protozoans, C. some animal cells
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compare/contrast the kinds of transport is the following solution hyper…
| Transport Type | Active or Passive | Does it need energy? | Do the molecules move down or against the concentration gradient? | Is solution hypertonic, hypotonic, or isotonic (g…
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which of the following structures separates dna from the cytoplasm in e…
C. Nuclear envelope
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active transport 1. does active transport move molecules down the conce…
1. Against the concentration gradient 2. Yes 3. Facilitated diffusion; Exocytosis 4. Endocytosis takes substances into the cell, exocytosis releases substances out of the cell.
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many eukaryotic cells have a glycocalyx. true false need help? review t…
True
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the entire contents inside a eukaryotic cell, including all of the orga…
cytoplasm
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1. when molecules diffuse across the cell membrane, do they move down t…
1. Molecules move down the concentration gradient during diffusion and it does not need energy. 2. Arrows should be drawn from inside the box (higher molecule concentration) to ou…
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1. what are the 2 main functions of the plasma membrane? 2. the plasma …
1. Structure support and regulate substance movement. 2. Allows certain substances to pass while restricting others. 3. Draw a structure with a hydrophilic head and two hydrophobi…
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select all that apply. identify the characteristics of helminths. □ mul…
Multicellular adult form, Eukaryotic
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1. compare and contrast plant and animal cells in the table below. writ…
Plant Cells: Cell wall, Chloroplasts, Large central vacuole Animal Cells: Centrioles
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multiple choice question the cytoplasmic membrane is a bilayer of in wh…
phospholipids; proteins
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2. match the organelles with their functions: 1. _____ lysosome 2. ____…
1. Lysosome - e 2. Nucleus - f 3. Cytoplasm - o 4. Golgi - n 5. Ribosomes - d 6. Centrioles - l 7. Chloroplasts - c 8. Cell Membrane - b 9. Cell Wall - a 10. Mitochondria - g 11. …
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the parts of a cell (organelles) label the organelles of a plant and an…
A. Cell - membrane: Controls substance entry and exit. B. Cytoplasm: Holds organelles, site of reactions. C. Golgi - apparatus: Modifies, sorts, packages proteins/lipids. D. Nucle…
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which of the following eukaryotes are traditionally studied by microbio…
Microscopic algae, Microscopic fungi, Protozoa, Helminths
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macromolecules 1. which special element are all living things made of? …
1. Carbon 2. It can form four - covalent bonds for complex structures. 3. Carbon (C), hydrogen (H), oxygen (O), nitrogen (N), phosphorus (P), sulfur (S) 4. CHONPS 5. Proteins - me…
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helminths move by using flagella. true false need help? review these co…
O False
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question 2 1 pts complex traits: are typically controlled by a single g…
are often influenced by environmental factors like nutrition.
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for a eukaryotic cell having all of the following structures, which wou…
glycocalyx
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ecosystem: biotic vs. abiotic factors 1. what is a habitat? 2. tell me …
1. A habitat is the natural place where an organism or group of organisms live, providing necessary resources for survival. 2. Organism: B, Soil: A, Sun: A, Grass: B, Ocean: A, Sn…
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3. which characteristics of living things does soil have? 4. is soil al…
3. Soil has some aspects like responding to environmental changes (in a broad non - biological sense), but lacks most key characteristics of living things such as cells, reproduct…
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step 1: transcribe the information in dna to mrna dna strands direction…
Adenine (A)
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ecosystem: biotic vs. abiotic factors 1. what is a habitat? 2. tell me …
1. The natural environment where an organism or group of organisms lives, providing necessary resources for survival. 2. Organism: B, Soil: A, Sun: A, Grass: B, Ocean: A, Snail: B…
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source: the bloody massacre perpetrated in king street boston on march …
B. causes of the American Revolution
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the concentration of sodium on the inside of the cell is 20 mm. the out…
A. active transport
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identify a few benefits of cells being motile. attraction to nutrients,…
Attraction to nutrients, Chemical avoidance, Predator avoidance
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1. what is a species? 2. an ecosystem contains all different species of…
1. A group of organisms that can interbreed and produce fertile offspring. 2. Non - living factors (abiotic factors) 3. Cell: basic unit of life; Tissue: group of similar cells; O…
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which homeostatic process is characterized by the diffusion of only wat…
osmosis
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3. which characteristics of living things does soil have? 4. is soil al…
3. Soil has some aspects related to life due to presence of living organisms within it and dynamic processes, but not all characteristics of a living thing. 4. Soil is not a livin…
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which of the following are boundary structures for a eukaryotic cell? m…
cytoplasmic membrane, cell wall
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which organelles are not found in plant cells? vacuoles mitochondria ch…
D. centrioles
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3. which characteristics of living things does soil have? 4. is soil al…
A. Growth; Development B. Homeostasis C. DNA D. Adaptation E. Cells F. Reproduce G. Energy H. Stimuli; Response
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which of the following eukaryotes are multicellular animals? algae, hel…
B. Helminths
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which structure will form when a primitive cell engulfs an aerobic bact…
mitochondria
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which is a function of the cell membrane? performs photosynthesis contr…
controls what enters and leaves the cell
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which organelle in the table is correctly matched with its function? nu…
Nucleus - Directs cell activity
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fill in the blank question eukaryotes traditionally studied by microbio…
fungi
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according to the endosymbiotic theory, which cellular process was invol…
phagocytosis
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making a hypothesis 1. a is like an educated guess to the answer of a s…
1. For "Making A Hypothesis": - 2. If I water a plant regularly, then it will grow taller. - 3. If I provide a plant with more sunlight, then it will grow faster. - 4. If I increa…
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consider this claim: prescription drugs should not be advertised direct…
According to a study published in a medical journal, fifty - five percent of the claims made in drug ads to consumers were considered "potentially misleading" and two percent were…
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which organelle in the table is correctly matched with its function? ly…
Vacuole
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a war begins between two countries, causing a need for thousands of new…
C. World event
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which organelle can be compared to a security guard who decides whom ma…
cell membrane
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which of the following eukaryotic cells move by using flagella or cilia…
B. some animal cells, C. protozoans