Biologie
Zellbiologie, Genetik, Ökologie und Grundlagen der Lebenswissenschaften.
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why is the common cold virus difficult to cure in humans? (1 point) it …
It possesses a viral genome that mutates very quickly.
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question a guy wire runs from the top of a cell tower to a metal stake …
68
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fill in the blank question the smallest unit of life that can function …
cell
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compare and contrast a provirus and viral dna. (a point) a provirus is …
A. A provirus is viral DNA incorporated into the host cell's DNA.
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protein synthesis is a two - part process. - during the first part of p…
| | Transcription | Translation | |--|--|--| | Occurs at a ribosome | ☐ | ☑ | | Produces a protein | ☐ | ☑ | | Occurs in the nucleus of a eukaryotic cell | ☑ | ☐ | | Produces an m…
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intro to cells 630x sample 4 change characteristic individual cells are…
- Individual cells are separated from one another - Cells contain some sort of barrier around them - Cells are more angular in shape - Cells contain circular structures within the…
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how are new viruses made? (1 point) viral dna or rna copied by viral ce…
○ viral DNA or RNA copied by a host cell
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multiple choice question in human males, specialized diploid cells unde…
B. the testes.
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neurotransmitter release is an example of ______ (1 point) ○ paracrine …
O paracrine signaling
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match the descriptions with the global organizations and agreements. 9.…
9.7) D. Group of 8 (G8) 9.8) B. United Nations (UN) 9.9) H. Antarctic Treaty 9.10) C. International Monetary Fund (IMF) 9.11) E. North Atlantic Treaty Organization (NATO) 9.12) G.…
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deoxyribonucleic acid, or dna, contains an organisms inherited genetic …
Instructions for making proteins are stored in an organism's **DNA**, which is located inside the **nucleus** of eukaryotic cells. These genetic instructions are carried by **RNA*…
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multiple choice question what are the functions of mitosis in multicell…
C. Growth, development, and repair
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what is the unique function of central vacuoles in a plant cell? (1 poi…
○ they store water
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intro to cells sample 5 change individual cells are separated from one …
- Cells contain some sort of barrier around them - Cells are more angular in shape - Cells contain circular structures within them, but these are more grayish blue and are not gre…
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which type of microscopes was developed most recently? (1 point) scanni…
scanning tunneling microscope
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matching question match each step of meiosis i to a key event during th…
- "Homologous chromosomes pair up during synapsis and crossing over occurs" → Prophase I - "Pairs of homologous chromosomes line up" → Metaphase I - "Independent assortment occurs…
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multiple choice question which stage of mitosis is depicted in the figu…
C. Metaphase
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intro to cells sample 6 change individual cells are separated from one …
- Individual cells are separated from one another - Cells contain some sort of barrier around them - Cells contain green, round structures inside them - Cells are more angular in …
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if eukaryotes all came about due to endosymbiosis, what would result fr…
ancient prokaryotes living inside of modern eukaryotes
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multiple choice question which occurs during meiosis? one haploid cell …
D. One diploid cell divides and make four haploid cells. (Note: There's a typo in the option, it should be "makes" instead of "make", but it's the correct description of meiosis.)
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recall what you know about hypertonic, hypotonic, and isotonic solution…
The cell has more solute, so solvent moves from outside the cell to inside, causing the cell to swell.
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multiple choice question the longest part of the cell cycle, during whi…
C. interphase
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the genetic material of the eukaryotic cell is stored inside which orga…
Nucleus
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multiple select question select all that apply which cells are examples…
A. Skin cells, C. Muscle cells, D. Nerve cells
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multiple choice question which of the following describes the process o…
C. A type of cell division that separates chromosomes and produces two daughter cells with identical nuclei (Note: Here we assume the options are labeled as A, B, C in order. If t…
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multiple choice question haploid cells contain a single set of chromoso…
A. a single set of chromosomes.
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intro to cells sample 6 change characteristic individual cells are sepa…
- Individual cells are separated from one another - Cells contain some sort of barrier around them - Cells contain green, round structures inside them - Cells are more angular in …
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multiple choice question in human females, specialized diploid cells un…
C. the ovaries
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multiple choice question the region where sister chromatids are joined …
C. centromere
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multiple choice question during which stage of meiosis will homologous …
B. Anaphase I
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intro to cells sample 5 change characteristic individual cells are sepa…
- Individual cells are separated from one another - Cells contain some sort of barrier around them - Cells are more angular in shape - Cells contain circular structures within the…
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multiple choice question the two members of a chromosome pair in diploi…
C. homologous chromosomes.
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multiple choice question meiosis produces four genetically unique cells…
A. four genetically unique cells.
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intro to cells sample 4 change characteristic individual cells are sepa…
The correct applicable characteristics are: - Individual cells are separated from one another - Cells contain some sort of barrier around them - Cells are more angular in shape - …
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multiple choice question the process that \pinches\ the plasma membrane…
B. cytokinesis
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multiple choice question diploid cells contain one complete set of chro…
B. two complete sets of chromosomes.
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intro to cells sample 3 change individual cells are separated from one …
- Individual cells are separated from one another - Cells contain some sort of barrier around them - Cells contain green, round structures inside them - Cells are more angular in …
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multiple choice question what is the centrosome? a darkly staining regi…
C. An organizing center that is the origin of spindle fibers
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natural gas is often priced in units of dollars per therm. one therm eq…
# Explanation: ## Step1: Calculate useful BTUs needed The family needs $600 \times 100000 = 60000000$ BTUs of useful energy annually. ## Step2: Find required therms for 80% furnac…
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multiple choice question which cells are examples of haploid cells? mus…
C. Sex cells
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the little ice age the little ice age was not really little and it cert…
B. Medieval ### Second Question:
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multiple choice question what are homologous chromosomes? sets of chrom…
A. Sets of chromosomes, in which one comes from each parent, that carry the same types of genes
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multiple choice question what are sister chromatids? identical structur…
A. Identical structures formed when each homologous chromosome is copied
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intro to cells sample 2 change characteristic individual cells are sepa…
- Cells contain some sort of barrier around them - Cells are more round in shape - Cells contain circular structures within them, but these are more grayish blue and are not green.
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multiple select question select all that apply during cytokinesis, what…
B. The plasma membrane pinches inward until the daughter cells are formed around their new nuclei C. The organelles and cytoplasm are divided between the newly formed daughter cel…
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intro to cells sample 1 change 630x characteristic individual cells are…
- Individual cells are separated from one another - Cells are more round in shape - Cells contain circular structures within them, but these are more grayish blue and are not green
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multiple choice question inside a dividing cell, what are the condensed…
D. Chromosomes
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multiple choice question a centrosome aids in the distribution of _____…
B. chromosomes
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intro to cells sample 1 change characteristic individual cells are sepa…
- Cells contain some sort of barrier around them - Cells are more round in shape - Cells contain circular structures within them, but these are more grayish blue and are not green.
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multiple choice question what is the spindle of a cell? an organized ne…
B. A structure formed from protein fibers that separates chromosomes during cell division
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what is the end result of meiosis ii? two genetically identical cells t…
four genetically different cells
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intro to cells 3 long, rectangular. green circular structures inside. t…
3. Long, rectangular. Green circular structures inside. Thick, clear barriers between cells. Clear besides green structures.
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intro to cells sample 5 change 2 large, oblong cells. blue. can see som…
5. Blue, circular shaped, some smaller circular structures inside.
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multiple-choice question what is the end result of meiosis i? two genet…
two genetically different cells
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intro to cells 2 large, oblong cells. blue. can see something small and…
4. Long, rectangular, grey cells with yellow barriers. Tiny dot-like structures inside.
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intro to cells sample 3 change 2 large, oblong cells. blue. can see som…
3. Long, rectangular. Green circular structures inside. Thick, clear barriers between cells. Clear besides green structures.
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intro to cells sample 2 change 1 small, round cells; dimpled in the mid…
5. Large, oblong cells. Blue. Can see something small and and round in each one. Many tiny little dots within each. Have a barrier that separates them from surroundings.
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intro to cells sample 1 change 1 small, round cells; dimpled in the mid…
1. Small, round cells; dimpled in the middle. Seem to flow in a liquid. Some are irregularly shaped/bumpy.
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crossing - over takes place between... sister chromatids analogous chro…
homologous chromosomes
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homologous chromosomes...(mark 2 answers as correct)are the same sizeha…
are the same size have genes at the same locations
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which process involves two rounds of division? mitosis meiosis rewatch …
Meiosis
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mercantilism the theory of mercantilism holds that a nation’s economic …
D. favorable balance of trade ### Second Question:
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which senses do blind pedestrians use to help them cross the street? to…
hearing and touch
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a newly formed fertilized egg cell is called a zygote. a zygote has ___…
46
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a human sperm cell and an egg cell each have __ chromosomes. 46 23 rewa…
23
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12 multiple-choice question meiosis makes sperm and egg cells which are…
gametes
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multiple-choice question meiosis makes body cells. false true rewatch s…
False
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multiple-choice question mitosis makes...... sperm and egg cells identi…
identical body cells
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multiple-choice question mitosis makes...... sperm and egg cells identi…
identical body cells
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which choice best states the main purpose of the text? a it introduces …
A. It introduces the reader to the poet's internal thoughts and feelings regarding his journey.
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data were collected on life spans (in years) and gestation lengths (in …
(a) positive (b) positive (c) Life span and length of gestation are not independent. Mammals with longer gestation periods tend to have a longer life span.
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1 blue, circular shaped, some smaller circular structures inside. anima…
1. Animal 2. Animal 3. Plant 4. Plant 5. Animal
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5. what process is depicted in the picture above? 6. circle one: mitosi…
5. Fertilization 6. Mitosis creates **diploid (somatic)** cells, and meiosis creates **haploid (gamete)** cells.
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experiment 1: analyze stickleback fish from lakes quiz: question 3 3. b…
B. The stickleback populations in Bear Paw Lake and Frog Lake are both freshwater populations; thus, they are more similar to one another in pelvic morphology than they are to mar…
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2. how many chromosomes does a human skin cell have? 46 a. 23 of those …
2. How many chromosomes does a human skin cell have? 46 a. 23 of those come from your dad and 23 come from your mom. 3. How many chromosomes does a human egg cell have? 23 A sperm…
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2. how many chromosomes does a human skin cell have? a __ of those come…
2. 46 a. 23, 23 3. 23 4. 46
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fruit fly (drosophila melanogaster) \\ carrot (daucus carota) \\ cacao …
2. How many chromosomes does a human skin cell have? $\boldsymbol{46}$ a. $\boldsymbol{23}$ of those come from your dad and $\boldsymbol{23}$ come from your mom. 3. How many chrom…
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what feeling does the author create by using these words about travelin…
excitement
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1. go through the following table and fill out the missing blanks for e…
## Filled Table: | Organism Name | Diploid Number | Haploid Number | |---------------|----------------|----------------| | Fruit fly (Drosophila melanogaster) | 8 | 4 | | Carrot (…
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pathway of circulation - inferior/superior vena cava - right atrium - r…
Since the problem (presumably labeling the diagram of the circulatory system) is about the human circulatory system, the relevant subfield is Biology (under Natural Science). Here…
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a fertilized egg is known as a what? oocyte polyp zygote sperm rewatch
zygote
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how many chromosomes are there in human gametes? 46 23 92 rewatch submit
23
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when stopping behind a school bus with alternating flashing red lights …
a. 15 metres (45 feet)
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4. observe: another way that phases are different is how they fill a co…
4. A. No B. No C. Yes 5. Which phase always fills its container? Gas (water vapor) Which phases do not always fill their containers? Solid (ice) and Liquid (liquid water)
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7cell organelles and their functions after reviewing your notes and wat…
To complete the chart for each cell organelle, we use knowledge of cell biology (subfield of Biology, Natural Science) to fill in the structure, function, location, and (if applic…
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(each answer, 5 points) match the words with the descriptions. 1) _____…
1) E. environment of a word or idea 2) L. national, genetic, or social heritage 3) A. the primary meaning of a word 4) F. the suggested meaning of a word 5) K. without evidence 6)…
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underline the best answers. 3.013) a(n) (authors, formal, informal) ton…
3.013) formal 3.014) author's 3.015) informal 3.016) diction 3.017) D. biology and history go together 3.018) B. formal, yet sarcastic 3.019) D. both A and C
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fill in the blank question this diagram shows a pair of
homologous chromosomes
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la declaración de derechos las primeras diez enmiendas a la constitució…
2. El propósito de las primeras diez enmiendas a la Constitución es enumerar los derechos básicos de todas las personas en los Estados Unidos (como la libertad de expresión, de cu…
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activity a: phases of water get the gizmo ready: - if necessary, press …
1. A. solid B. liquid C. gas 2. As temperature increases, water changes from solid (ice) to liquid (water) to gas (water vapor); as temperature decreases, it changes from gas to l…
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unit 5: the structure and function of blood? 1. what are the components…
Plasma, Red Blood Cell, White Blood Cell, Platelets (filling in the blanks: Plasma, Red Blood Cell, White Blood Cell, Platelets) ### Question 2
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2. what is the inheritance pattern seen below? autosomal dominant
Autosomal Dominant Inheritance
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pollution from industrial discharge often leads to disruptions in
ecosystems
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3 complète les phrases avec les mots ci - dessous. contenant humeur sec…
## Exercice 3 : Son corps $\boldsymbol{prend}$ des teintes sombres quand il est en $\boldsymbol{colère}$ La peur lui donne des couleurs claires et des taches $\boldsymbol{jaunes}$…
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1. what is a cognitive disability? 2. how can you differentiate between…
A cognitive disability is a condition that impairs mental processes such as thinking, learning, memory, attention, and problem - solving. Examples include intellectual disability,…
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7. compare capillaries, veins and arteries. what are their jobs? what t…
### Jobs: - Capillaries: Exchange O₂, nutrients, and waste with tissues. - Veins: Carry deoxygenated blood to the heart. - Arteries: Carry oxygenated blood away from the heart. ##…
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carbohydrates: page 3 use the diagram of glucose to tell how many carbo…
#C: 6 #H: 12 #O: 6
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i doubt not, sometimes, that you may steal, what then? poor beast, you …
C. They feel bad because the mouse will be exposed to the elements and upcoming winter.
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a scientist wants to find the average mass of fish living in a large po…
(a) - $\boldsymbol{\circ}$ kilograms - $\boldsymbol{\circ}$ grams (b) - $\boldsymbol{\circ}$ Randomly pick 7 fish from the entire pond and estimate their masses.
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3. macromolecules are also known as polymers. 4. if all the macromolecu…
Macromolecules (like carbohydrates, lipids, proteins, and nucleic acids) differ despite sharing C, H, O due to three key factors: 1. Different ratios of carbon, hydrogen, and oxyg…