Biology
Cell biology, genetics, ecology, and life science fundamentals.
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which two characteristics do all animals have? they are symmetrical and…
Their cells have a nucleus and membrane - bound organelles.
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what do all vertebrates and invertebrates have in common? they are prok…
They are multicellular.
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what would happen to an organism if mitosis did not occur? check all th…
- The organism would not grow. - If an organism were cut or burned, the damaged area would not heal. - The organism would not produce new cells.
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which function allows animals to find mates? movement homeostasis repro…
movement
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why is mitosis important to organisms? check all that apply. reproducti…
reproduction of the organism, growth of the organism, repair of damaged or dead cells, reproduction of new cells
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which elements of epic poetry are demonstrated in this passage? check a…
an epic hero showing bravery in battle, supernatural elements
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metaphase sister chromatids line up along the middle of the cell. compl…
Anaphase
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metaphase sister chromatids line up along the middle of the cell. compl…
prophase
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the ability of an animal to maintain a stable internal environment is c…
homeostasis
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metaphase sister chromatids line up along the middle of the cell. compl…
telophase
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question 5 (1 point) ✓ saved which individuals, in the third generation…
III - 2
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which of the following best explains the importance of earths crust to …
B. The crust provides raw materials necessary for life.
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mitosis occurs in eukaryotic cells. what is the end result of mitosis? …
None of the options provided are correct. The correct answer is two cells with identical copies of DNA. But if we have to choose from the given options, there is an error in the o…
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read the article and review the phases of mitosis. mitosis what are the…
prophase, metaphase, anaphase, telophase
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what is the final result of meiosis? -4 genetically different diploid c…
4 genetically different haploid cells
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what is the chromosome number of human somatic cells after mitosis?
46
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spot the difference: gene mutations directions: carefully examine the o…
- **Gene Pair 1**: - Mutation: Substitution - Effect: Harmful - Reasoning: Substitution may change amino acid, disrupting sugar - sensing protein function. - **Gene Pair 2**: - Mu…
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in the scopes trial of 1925, attorney william jennings bryan pitted rel…
evolutionary theory.
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metaphase prophase telophase anaphase during which phase of mitosis doe…
Telophase
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meiosis does mitosis or meiosis produce more genetic variation? mitosis
Meiosis produces more genetic variation.
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which type of cell division is responsible for growth and repair in mul…
Mitosis
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read the passage from cruel tribute. on the third day all the youths an…
The author builds events slowly to create tension.
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a biology class learned how long some animals can hold their breath. wh…
beaver
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choose the correct answer. the keyboard shortcut to toggle between disp…
First option (the one with the grave accent ` `).
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choose the correct answer. what is the function of the \shift+arrow key…
To select adjacent cells.
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choose the correct answer. the formula bar is the area just above the w…
True
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choose the correct answer. what is a formula? a range of cells. a messa…
C. An expression used to calculate a value.
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choose the correct answer. what type of cell changes the value of the a…
Precedent
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lets review! using what you have learned about the enlightenment to com…
government, protect, separate
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president wilsons moral diplomacy led him to support revolutions in rus…
revolutions in Russia.
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the environment in which the organism lives can support at most 600 org…
12 (assuming a simple - growth - rate miscalculation in the problem - design (if we consider a wrong linear - like growth model where the increase from \(n = 55\) (\(y = 1\)) with…
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choose the correct answer. when only one cell of a named range is activ…
A. False
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a type of plant is introduced into an ecosystem and quickly begins to t…
\(23.1\)
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bacteria germs infectious agents viruses microorganisms protozoans fung…
1. Fungi 2. Bacteria 3. Microorganisms 4. Germs 5. Infectious Agents 6. Viruses 7. Protozoans
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choose the correct answer. a new named range can be created by selectin…
typing the name directly in the Name box to the left of the formula bar.
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in france, people used enlightenment ideas to call for government refor…
support war and violence
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muslim american scientific innovators technological pioneers american m…
how immigrants can explore new opportunities in the U.S.
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name: due date: hour: review sheet: unit 5 drugs & alcohol 1. 6 drug ca…
Stored in body for long time - B. Cannabis Caffeine, cocaine, nicotine, meth, ecstasy - A. Stimulant Produces relaxation, increased heart/breathing - A. Stimulant Opium, codeine, …
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muslim american scientific innovators technological pioneers american m…
the Apollo 11 landing
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by the late 1700s, enlightenment ideas helped shape the way some govern…
1. "People have natural rights. The government should not deny people those rights." → "The government has a Bill of Rights that guarantees certain rights to its citizens." 2. "Po…
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name: due date: hour: review sheet: unit 5 drugs & alcohol 1. 6 drug ca…
Stored in body for long time - B. Cannabis Caffeine, cocaine, nicotine, meth, ecstasy - A. Stimulant Produces relaxation, increased heart/breathing - A. Stimulant Opium, codeine, …
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how is the energy of a star produced? a fission reactions b high temper…
B. High temperature and pressure in the core needed for fusion
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1 multiple choice 1 point a secondary source might be... a summary of o…
1. A. A summary of other primary sources. 2. C. A first - hand account of an event. 3. C. Scholars in the field the journal focuses on. 4. B. Other experts in the field of the sch…
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question 9 of 10 which happens to a developing child first? a. eyebrows…
D. The heart begins beating.
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question 7 of 10 how does a developing fetus change in the third trimes…
A. It grows in size.
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question 6 of 10 a fetus has been developing for three months. what wil…
A. External sex organs form.
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question 5 of 10 how does pregnancy begin? a. contraction b. differenti…
D. Fertilization
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read the passage from \the latin deli: an ars poetica.\ all wanting the…
the commonality of shared feelings and experiences.
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in the poem \the latin deli: an ars poetica.\ which description suggest…
the woman's look of maternal interest as others talk
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select all of the methods used to determine the age of fossils. compari…
C. dating relative to surrounding rock layers, D. conducting radiometric dating
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the proteins shape determines its ____. select two correct answers. spe…
specificity, function
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the forearms of a human, a horse, and a bat are shown in the diagram. h…
The mammals share a common ancestor. The differences in forearm functions have evolved from the same ancestral bone structure.
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a vestigial structure is an adaptive structure present in two otherwise…
a structure inherited from an ancestor that no longer serves an adaptive purpose.
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which statement best describes how homologous structures evolve? simila…
Different species may evolve different variations on a basic structure inherited from a common ancestor.
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drag and drop the terms to correctly complete the table. description a …
| Description | Type of Mutation | | --- | --- | | A mutation that happens in body cells and cannot be inherited. | Somatic Cell Mutation | | A mutation that does not affect the o…
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which of the following statements about karyotypes is correct? select t…
A. Karyotypes are pictures of chromosomes arranged in pairs. D. Karyotypes are used to identify altered, missing, or extra chromosomes.
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practice it! which of the following statements about frameshift mutatio…
Frameshift mutations can result in a completely different amino acid sequence after the mutation. Frameshift mutations often produce nonfunctional proteins.
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how do scientists use fossils to draw conclusions about the evolution o…
Fossils can be dated, providing a timeline for when certain types of life existed on Earth.
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drag and drop the terms to correctly complete the table. missense mutat…
- First blank: Missense Mutation - Second blank: Silent Mutation - Third blank: Nonsense Mutation
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which descriptions are examples of fossils? bones of a saber - toothed …
bones of a saber - toothed cat preserved in rock, dinosaur tracks preserved in the remains of a riverbed, imprint of a fern left in ancient sandstone.
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which are members of the tetrapod clade? honeybees salmon snakes frogs
C. snakes, D. frogs
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practice it! which of the following statements about mutations are corr…
Mutations can affect a single gene or an entire chromosome. The mutation that causes sickle cell is harmful, but can result in beneficial effects.
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question 10 of 10 how did employment opportunities expand for women dur…
D. Women gained access to jobs they had been denied before the war.
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review it! what is true regarding the relationship between dna, genes, …
B. Cells contain genetic information in the form of DNA that determines which traits are expressed in individuals. C. DNA molecules contain specific segments of information that a…
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22. which of the following best describes separation of powers? founder…
22. executive, legislative, and judicial branches 23. The president can veto a Supreme Court decision, but only with the support of a two - thirds majority vote in Congress
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1 multiple choice 10 points what is one way to avoid bias in your writi…
1. “Use evidence from reliable sources” 2. “All teenagers are lazy”
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match each component of protein synthesis into the correct column to ma…
- Binds to DNA and synthesizes mRNA: RNA polymerase - Carries amino acids to the ribosome: tRNA - Serves as the template for protein synthesis: mRNA - Decodes the mRNA to assemble…
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question 4 of 10 how do fraternal twins form? a. eggs are fertilized in…
B. One egg from each ovary is fertilized.
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which of the following best describes the role of the ribosome during t…
It joins amino acids together to build a protein.
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14. which of the following political thinkers most famous and influenti…
14. Machiavelli 15. Aristotle
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what is a placenta? a. a ball of about 100 cells b. a sperm fused with …
D. A structure that nourishes the fetus
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the animation shows a ribosome (yellow oval - shaped structure) moving …
It brings amino acids to the ribosome based on the mRNA codons.
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use the tabular rna codon chart to translate the following mrna strand …
Methionine (Met) - Proline (Pro) - Tyrosine (Tyr) - Stop
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a student is ordering a flower arrangement. she can choose any combinat…
\(3x + 2y\leq30\) (the third option)
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use the circular rna codon chart to translate the following mrna strand…
Methionine (Met) - Alanine (Ala) - Tyrosine (Tyr) - Stop
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practice it! which of the following statements about translation is tru…
Translation takes place at ribosomes, tRNA molecules deliver the correct amino acids to the ribosome, A stop codon signals the ribosome to release the completed polypeptide chain.
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this person was got an alliance with france during the american revolut…
Benjamin Franklin
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apply it! match each dna template strand to its complementary mrna sequ…
| DNA Template Strand | mRNA Strand | |--|--| | TAC GGT AGC TAA | AUG CCA UCG AUU | | CGT ACG GCA TTC | GCA UGC CGU AAG | | ATG CCG TTA GCA | UAC GGC AAU CGU |
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practice in 1 - 8, identify the independent variable and the dependent …
1. Independent variable: \(h\) (number of hours spent studying), Dependent variable: \(t\) (test score) 2. Independent variable: \(t\) (number of times sharpened), Dependent varia…
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how are wiring diagrams organized? a) by cell b) by title c) both a and…
C. Both A and B
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a sequence of three mrna nucleotides that specifies one amino acid. a s…
1. codon, messenger RNA (mRNA), polypeptide, promoter, ribosomal RNA (rRNA) 2. anticodon, transcription, intron, transfer RNA (tRNA), genetic code 3. messenger RNA (mRNA), RNA pol…
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elements into the correct categories. a long journey supernatural eleme…
Epic Poetry: a long journey, supernatural elements, formal language, a hero Not Epic Poetry: everyday events, informal language
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question 9 of 10 where do sperm go after leaving the epididymis? a. ure…
B. Vas deferens
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select the correct answer from each drop - down menu. gene expression i…
DNA transcription
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which correctly describes a difference between the male and female repr…
D. Females produce gametes less often.
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question 7 of 10 which hormone is used by both males and females? a. pr…
B. Luteinizing hormone
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which explains a difference between prokaryotic and eukaryotic gene reg…
D. Eukaryotic gene regulation is controlled by more than one promoter and one regulator.
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why do birth control pills contain hormones? a. hormones control the re…
A. Hormones control the release of eggs.
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which situation would be most likely to cause a dna mutation? a. a cult…
D. A person spends one hour each day under the ultraviolet rays of a tanning bed.
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question 5 of 10 how does the body control puberty? a. the circulatory …
C. The endocrine system produces hormones.
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how do somatic and inherited mutations differ? a. somatic mutations onl…
D. Inherited mutations exist in all cells in the body and somatic mutations only exist in the cell type that mutated.
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question 4 of 10 which are gametes? a. uterus and epididymis b. vas def…
C. Sperm and eggs
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question 4 of 10 which are gametes? a. uterus and epididymis b. vas def…
C. Sperm and eggs
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which statement about dna replication is true? a. eukaryotes can only r…
B. Prokaryotes only have one origin of replication to initiate replication.
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question 3 of 10 where does a fertilized egg attach? a. cervix b. fallo…
C. Uterus
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what is the importance of dna replication to all living organisms? a. d…
D. DNA replication passes on traits from parents to offspring
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select all the correct answers. which two statements are true for the l…
- It is synthesized toward the replication fork. - It is synthesized in the 5’ to 3’ direction.
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drag each label to the correct location on the punnett square. the punn…
- The cell with \(AA\) is "homozygous dominant". - The cell with \(Aa\) is "heterozygous". - The cell with \(aa\) is "homozygous recessive".
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question 9 1 pts the trachea, bronchial tree, and lungs make up the upp…
- Question 9: lower respiratory tract. - Question 10: paranasal sinuses. - Question 11: move mucus toward the pharynx.
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order the events that occur during dna replication. dna helicase unwind…
1. DNA helicase unwinds the DNA. 2. RNA primase synthesizes a primer which attaches to the initiation point. 3. DNA polymerase extends the primer by adding nucleotides that are co…