生物
細胞生物學、遺傳學、生態學與生命科學基礎。
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which couple could have a boy with duchenne muscular dystrophy (dmd)? ○…
B. a male without DMD and a carrier female
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why do some people have unusual chromosome combinations, such as xyy an…
B. Errors occurred in chromosome segregation during meiosis in their fathers or mothers.
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predict the sex of a baby with an xx pair of sex chromosomes. this cann…
female
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predict the sex of a baby with an xx pair of sex chromosomes. ○ this ca…
female
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mendels law of segregation states that ○ specific traits in an organism…
All parents have two alleles of a specific gene, but each gamete produced by an organism receives only one of the two possible alleles from each parent organism.
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mendels law of independent assortment arose from his experimental obser…
B. alleles of one specific gene are inherited separately from alleles of other genes.
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civilizations in the americas were culturally isolated from those in eu…
1. Usaron un sistema de estado - ciudad donde cada ciudad se gobernaba a sí misma. 2. a. Tributes and captives for human captives
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question 28 of 49 in pea plants, the allele for round seed shape, r, is…
B. 25%
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in humans, oculocutaneous (oca) albinism is a collection of autosomal r…
albinism only
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in pea plants, the allele for round seed shape, r, is completely domina…
D. 25%
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why is it possible for two healthy parents to give birth to a child wit…
CF is only evident in individuals with two mutant alleles; a healthy parent could carry both a defective allele and a normal allele.
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a mutation is identified in a single-celled eukaryote called a protist …
The lagging strand will not be replicated normally.
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multiple-choice question what are the factors that can affect the rate …
B. the amount of light, C. amount of carbon dioxide, D. amount of water, E. temperature
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in order for a child to develop cystic fibrosis ______. ○ a sperm carry…
a sperm carrying a CF allele must fertilize an egg that also has that allele
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which of the following statements best describes the eukaryotic chromos…
It consists of a single linear molecule of double - stranded DNA plus proteins.
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women can inherit alleles of a gene called brca1 that puts them at high…
bb
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question 5 what is the function of topoisomerase? ○ relieving strain in…
relieving strain in the DNA ahead of the replication fork
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what is the function of dna polymerase iii in replication in e. coli? ○…
to add nucleotides to the 3' end of a growing DNA strand
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what is meant by the description \antiparallel\ regarding the two stran…
The \(5'\) to \(3'\) direction of one strand runs counter to the \(5'\) to \(3'\) direction of the other strand.
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which of the following characteristics of the structure of dna was dete…
the double helical structure
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in his transformation experiments, which of the following results did g…
Mixing a heat - killed pathogenic strain of bacteria with a living nonpathogenic strain can convert some of the living cells into the pathogenic form.
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multiple-choice question what are the characteristics of leaves that ma…
Large surface area, thin.
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harriet beecher stowes uncle toms cabin select one: a. can be described…
a. Can be described as a conscious promotion of immediate abolitionism ### Question 13 (America’s first great American novelist)
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the text categorizes auburn prison built in 1820 in new york state as t…
a. Bench - mark of reform in methods of American corrections ### Second Question (Compromise of 1850)
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side-by-side zygote gamete fertulzauon answer bank diploid cell resulti…
Zygote: diploid cell resulting from fertilization; Gamete: cell produced by meiosis; Fertilization: a process fusing the nuclei of two gametes
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number of chromosomes in a king crab gamete: 104 mice have 20 chromosom…
40, 78
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18) read this modern criticism of the actions of the revolutionists and…
B. all of these (assuming the option "all of these" is labeled as B; if the original option numbering is different, adjust accordingly, e.g., if "all of these" is the second optio…
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multiple-choice question what are the reactants of photosynthesis? chec…
sunlight, water, carbon dioxide
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17) read this modern criticism of the actions of the revolutionists and…
C. It is saying there are only two choices and no middle ground.
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16) read this modern criticism of the actions of the revolutionists and…
D. it is two parallel sentences of opposite meanings
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the number of chromosomes in a cell varies with the cell type and organ…
19 104
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multiple-choice question pick the equation and chemical formula for pho…
Second option: \(6CO_2 + 6H_2O ightarrow6O_2 + C_6H_{12}O_6\)
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multiple-choice question which part of the plant does photosynthesis ta…
chloroplast
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check all that apply. 21) which two sentences have no capitalization or…
- The amusing, nonsensical play Alice in Wonderland was exciting to watch. - My dad took Grandma and us in his brand new SUV. ### Question 22
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which of the following is not considered to be an accessory organ to th…
First question: A. Esophagus Second question: C. only one opening
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multiple-choice question why is important for plants to have food? □ to…
to grow and reproduce
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the enzyme that breaks down protein is: a lipase b lactase c amylase d …
D. Pepsin C. duodenum
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the ________ communicates with the cerebrum. a. brainstem b. thalamus c…
B. thalamus
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multiple-choice question what is photosynthesis? what plants do to brea…
the use of sunlight to create food
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regulating basic biological needs is a function of the _______. a. cere…
B. hypothalamus
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power grew due to its strategic location on the red sea and its control…
King Ezana
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which statements describe sexual reproduction? □ uses gamete cells prod…
- uses gamete cells produced by meiosis - offspring is a combination of DNA from two parents - haploid parent organisms produce diploid offspring
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assisting in coordination of movement, sleep, respiration, appetite, an…
D. brainstem
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one of the purposes of meiosis is to ______. ○ increase genetic diversi…
reduce the chromosome number in each resulting cell by half.
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a large number of dopamine-releasing neurons are found in the _______. …
C. midbrain
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28 minutes remaining | + unlimited extra time trypsin and pepsin functi…
C. protein A. colon
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which statement describes the mechanism by which new alleles are formed…
Mutations accumulate in a genetic sequence over time, which brings about new alleles.
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which statement describes codominant alleles? ○ two alleles that blend …
B. two alleles that are expressed separately and equally
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firewalls use a process of ______ to assign ip addresses to the devices…
B. network address translation (NAT)
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the main site of food absorption in the human digestive system is the: …
First question: C. Small intestine Second question: A. reduces the volume of the stomach.
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which statement describes incompletely dominant alleles? ○ two alleles …
two alleles that blend to create an intermediate phenotype
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which statement describes an allele? ○ a section of dna in which the co…
one variation of the code for a protein
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identify the statement that defines an individual who is heterozyous fo…
An individual inherits two different alleles for a gene.
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identify the statement that describes an individual who is homozygous f…
An individual inherits two of the same allele for a gene.
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one main role of the stomach is to chemically digest ____. a complex ca…
E. proteins B. absorbed by epithelial cells, then pass into blood vessels for transport to the rest of the body
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the enzyme salivary ____ starts the breakdown of starch to glucose in t…
First question: D. amylase Second question: C. small intestine
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the arteries that supplies blood to the heart muscle is the: a coronary…
First question: A. Coronary arteries Second question: (Note: No correct option listed; intended answer is small intestine) Wait, correction: The user's image for Q28 may have cut …
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the end resulting cell is considered haploid or diploid? haploid diploi…
Haploid
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identify the characteristics of homologous chromosomes and sister chrom…
Homologous chromosomes: may exchange genetic material, may have different alleles, have different parental origins. Sister chromatids: identical copies, result of chromosome dupli…
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how many daughter cells are created and how many chromosomes are in eac…
4 cells - 23 chromosomes
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in humans, oculocutaneous (oca) albinism is a collection of autosomal r…
D. \(aa\) only
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which statements describe crossing over? □ increases genetic variation …
- increases genetic variation across gametes - occurs between homologous chromosomes
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what are homologous chromosomes? ○ two copies of the same chromosome th…
B. chromosomes with the same genes but different parental origin
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which of the following is placed in the correct order for the systemic …
First question: A. left atrium→left ventricle→aorta→arteries→capillaries→veins Second question: B. birds and mammals
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35 minutes remaining | + unlimited extra time diastolic pressure reflec…
D. The relaxation of the ventricles D. The force that blood exerts on the walls of the arteries
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the cellular components of blood that transport oxygen are: a leukocyte…
1. B. Erythrocytes 2. B. a vein.
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the protein ____ is the primary oxygen carrier in blood. a hemolymph b …
C. hemoglobin B. left
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5 a well watered plant was placed in a sealed bell jar for one day. the…
Carbon dioxide + Water $\xrightarrow[\text{Chlorophyll}]{\text{Light energy}}$ Glucose + Oxygen ### Part (b)
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compare and contrast the thalamus with the hypothalamus in regards to l…
El tálamo (ubicado en el tronco encefálico) actúa como un puente sensorial. El hipotálamo (debajo del tálamo) regula funciones homeostáticas y la glándula pituitaria.
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which statement describes recessive alleles? any allele that can hide t…
C. any allele whose presence can be masked by another allele
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which of the following allow red blood cells to flow through one cell a…
E. capillaries C. The one-way atrioventricular valve located between the two compartments.
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3. determine the missing information below. dna coding strand: dna nonc…
# Explanation: ## Step1: Find DNA Coding Strand The mRNA sequence is complementary to the DNA non - coding strand and identical (except T - U) to the DNA coding strand. The mRNA s…
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which statement describes a genotype? ○ a section of dna in which the c…
the pair of DNA sequences an organism has for a trait
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the ________ is the main input center for most sensory information. a. …
C. thalamus
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which statement describes a phenotype? ○ a section of dna in which the …
the physical trait produced by an organism's genetic makeup
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4 table. 4.1 shows part of a food label from a carton of eggs. table 4.…
### Part (a) #### Fats Test: ## Step1: Recall fat test method The test for fats using ethanol: when we add a mixture of ethanol (where fat dissolves) and the food (egg) to water, …
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which of the following is placed in the correct order regarding blood f…
First question: C. arteries→capillaries→veins Second question: C. digestive
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when blood sugar rises after a meal, the pancreas releases insulin. thi…
First question: D. The system works to keep blood sugar levels within a narrow range. Second question: A. Prevent arterial blood from reentering the ventricles
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hanson aluminum, inc. is considering whether to build a mill based arou…
D. Reject, because its NPV is zero when evaluated at the firm's marginal cost of capital
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dehydration is associated with ______ osmolarity and ______ blood press…
C. high; low D. a bat's white fat
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based on what you know about mechanisms for generating additional heat,…
A. require many more Calories than someone living in a moderate environment. C. Nervous
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translation after leaving the nucleus, the mrna travels to one of cell’…
At the ribosomes in the cell. ### Question 11
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during what stage do the homologous chromosomes align (during synapsis)…
Prophase 1
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question 7 because of ______, hands, feet, and noses get cold before th…
Question 7: B. vasoconstriction Question 8: B. tissues
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multiple-choice question the formation of gametes (sex cells) is known …
Meiosis
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____ is the maintenance of a relatively stable internal body conditions…
E. Homeostasis Organ (Note: The second question's options are cut off, but based on the description, the correct answer is "organ".)
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groups of cells that interact and provide a specific function defines t…
First question: D. Tissue Second question: D. urinary system
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oxytocin is a hormone that controls many responses and functions in the…
Question 1: C. a positive feedback loop. Question 2: (Note: Standard answer is 4, but if forced to choose from visible options, no correct one. Assuming a possible omission, but b…
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Question was provided via image upload.
This step (transcription) occurs in the nucleus of cells. ### Question 6
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dna vs. rna dna and rna are both examples of a nucleic acid. nucleic ac…
The filled table is as follows: | | DNA | RNA | | --- | --- | --- | | Structure | Double - helix (two - stranded) | Single - stranded | | Pentose Sugar that makes up the nucleotid…
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protein structure proteins are made up of monomers called amino acids. …
Amino acids are the monomers (building blocks) of proteins. Structurally, an amino acid has an amino group ($NH_2$), a carboxyl group ($COOH$), a hydrogen atom, and a unique R gro…
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3 fig. 3.1 shows the apparatus used to investigate the effect of bile o…
According to the 'lock and key' hypothesis: 1. Lipase has an active site with a specific three - dimensional shape. 2. Fat molecules (substrate) have a complementary shape to the …
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meiosis is cell division used for the purpose of making sperm and egg c…
sperm and egg cells
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question 21 1 pts what were resident aliens promised in return for mili…
A. American citizenship
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bud is an undiversified investor and is considering two alternative sto…
D. Stock B
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question 5 an analyst gathered the following data about a company: | ca…
E. 13.0%
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multiple-choice question the purpose of mitosis is growth and repair re…
Growth and Repair
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multiple-choice in a human - our diploid number (2n) of chromosomes is …
46
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a class assignment requires the building of a solar powered car that wi…
Reducing the mass of the design. ### Second Question (Energy transformations in a diesel - powered automobile)
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2 a student conducted an experiment with the setups shown in fig. 2.1. …
During the first 20 minutes in setup D, water moves into the Visking tubing (containing 10% sucrose solution) from the beaker (distilled water) by osmosis (as the sucrose solution…