Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
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en un organismo se ha formado tejido adicional debido al crecimiento ce…
B. Se produjo una mutación en los genes que controlan la división celular.
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what was one reason for the founding of the naacp? a. to oppose prohibi…
B. To oppose racism
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nondisjunction may occur with any type of chromosome. a true b false
A. True
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regents questions directions: answer the questions below using your not…
1. (2) 2. (1) 3. (2) 4. White blood cells engulf and destroy pathogens (phagocytosis) and some produce antibodies to mark pathogens for destruction. 5. (2) 6. Antibodies bind to a…
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muchos científicos creen que las células madre podrían ser útiles para …
C. tienen el potencial de diferenciarse en varios tipos de células especializadas.
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most nondisjunction embryos fail to survive. a true b false
A. True
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nondisjunction can only occur with autosomes, not the sex chromosomes. …
B. False
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las células del cuerpo se conocen como células somáticas ¿cómo se compa…
B. Contienen información completamente única y descienden de la misma célula.
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it may take up to four weeks, following an amniocentesis, before the ka…
A. True
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en los organismos multicelulares, el proceso de diferenciación produce …
B. El ADN es el mismo, pero se activan genes diferentes.
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a genetic disorder can lead to the synthesis of an abnormal protein. a …
A. True
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luego, el óvulo fecundado, o cigoto, se divide para formar una enorme b…
B. diferenciación celular, división celular
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what did the tennessee court decide in the scopes trial? a. humans didn…
C. Scopes broke the law by teaching evolution.
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a white blood cell is useful for karyotyping. a true b false
A. True
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en algún momento del desarrollo de una célula, esta comienza a diferenc…
C. Ciertos genes se activan y otros se desactivan, esta acción produce células adultas especializadas
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erwin chargaff (1905 - 2002), an austrian - american biochemist, invest…
T AGGTC
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a mature red blood cell is useful for karyotyping. a true b false
B. False
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durante el ciclo celular, ○a. el adn se replica durante la mitosis. ○b.…
B. El ADN se replica antes de que comience la mitosis
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less than 2% of the genome codes for proteins. a true b false
A. True
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examine el siguiente gráfico según el gráfico, ¿qué sucede cuando las c…
D. La célula se divide para convertirse en dos células más pequeñas.
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over 50% of the genome codes for proteins. a true b false
B. False
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the order of 99.9% of the base pairs of all people is exactly the same.…
A. True
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which genotype is homozygous? select all that apply. a dd b dd c dd d dd
A. DD, B. dd
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test content question 1 what is the purpose of adding a dna ladder to o…
D. To create a standard for comparing the sizes of unknown DNA fragments
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a genotype of bb is _. a heterozygous b homozygous recessive c heterozy…
A. heterozygous
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question 2 a palindromic dna sequence reads the same in both directions…
D. \(5'\)-AAGCTA-\(3'\)
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question 5 imagine the agarose gel as a sponge submerged in water. you …
A. The red dye would spread out further and faster within the sponge than the blue dye
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a genotype of tt is ____________. a homozygous recessive b homozygous d…
A. homozygous recessive
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question 4 2 points in a gel electrophoresis chamber, there is a positi…
D. Toward the positive electrode, because opposite charges attract
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an individual that has a dominant allele will have the phenotype of the…
A. dominant
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question 3 how does a dna stain make dna fragments visible in gel elect…
B. The stain attaches to DNA and fluoresces (emits light) when exposed to a specific light source
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which of the following is not a multiple gene inherited disorder? a cle…
C. Tay - Sach's disease
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an individual with turner syndrome would be a a female with nonfunction…
A. female with nonfunctional ovaries and uterus.
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which of the following is not a recessive inherited disorder? a cystic …
D. Muscular dystrophy
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the sex of a child is determined by the __________. a sperm b egg c eit…
A. sperm
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in preparing a cell sample for karyotyping, when are the chromosomes mo…
B. Metaphase
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yo individuals are __________.a feminized malesb masculine femalesc non…
C. nonexistent
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1. refer to the diagram in model 1. a. what are the three parts of a nu…
1. a. Phosphate group, deoxyribose sugar, nitrogen - containing base. b. Deoxyribose. c. Nitrogen - containing base. d. Cytosine, guanine, thymine, adenine. 2. a. Nucleotides. b. …
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carriers of recessive disorders are __________. a homozygous dominant b…
B. heterozygous
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in which situation can a child born with a genetic disease have two nor…
B. When the disease gene is recessive and the parents are heterozygous
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which condition occurs as a result of nondisjunction? a down syndrome b…
D. All apply.
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poly - x females are __________. a never fertile b hermaphrodites c nor…
C. normally fertile
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what did the 1920 presidential election show about american public opin…
C. Americans were tired of being involved in European affairs.
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an individual with klinefelter syndrome would be a a female with nonfun…
C. male with underdeveloped testes
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what is the most common lethal genetic disorder among caucasians in the…
D. Cystic fibrosis
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the term phenotype refers to __________. a the genes of an individual b…
B. the physical appearance of an individual
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the insertion of genetic material into human cells for treatment of a d…
D. gene therapy
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practice questions which statement made by the client about complementa…
4. "All herbal supplements are safe as long as they are organic"
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xyy individuals are usually __________. a super males b sterile females…
A. super males
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which of the following is not a sex - linked inherited disorder? a cyst…
A. Cystic fibrosis
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at the local swimming hole, a favorite trick is to run horizontally off…
\(1.96\) revolutions
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can a female have an x - linked disorder? a never b yes, occurs frequen…
C. Yes, occurs infrequently
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turner syndrome is due to a(n) ____________. a extra sex chromosome b m…
B. missing sex chromosome
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down syndrome is due to an extra __________. a x chromosome b y chromos…
C. autosome, number 21
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11. a boot sector virus will damage files needed for boot up. applicati…
11. files needed for boot up. 12. the internal network of a company.
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art 1 - general science which of these is part of the dna structure? a …
C. guanine
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one way for a genetic counselor to deduce inheritance patterns is to co…
B. pedigree
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which sex chromosome(s) is(are) needed for life? a x b y c x and y
A. X
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part 1 - general science which of the following is caused by pathogenic…
C. tuberculosis
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question 5 of 5 policies current attempt in progress which one of the f…
The sum of the externally applied forces must be zero, and the sum of the externally applied torques must be zero.
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autosomes are ______________. a another term for the y sex chromosomes …
C. "self" chromosomes
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read the excerpt from \brother, can you spare a dime?\ what central ide…
Hard times can affect anyone, even people who have worked hard and served their country.
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1 - general science question both parents of a child are carriers of a …
B. 25%
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a human female body cell contains _________. a 46 chromosomes b 44 auto…
D. All apply.
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an abnormal allele, leading to an abnormal channel protein, is the caus…
B. cystic fibrosis
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another name for down syndrome is _________.
Trisomy 21
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u.s. newspaper article analysis directions: you will be assigned one ne…
7. The "rebels" refer to the Confederate States. 8. The word "rebels" has a negative tone because the article uses words like "treason" to describe their actions, indicating the U…
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an individual with xxy chromosomes has ____________. enter answer
Klinefelter syndrome
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the most common vector that is used to transport dna into a cell for ge…
virus
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all the genetic information in all the chromosomes of an individual is …
genome
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a display of an individuals chromosomes arranged by size, shape, and ba…
karyotype
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different forms of a gene are called __________. enter answer
alleles
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in adults, the cell used most often for karyotyping is a ___________ ce…
white blood
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chances of having a child with down syndrome ______ with increasing mat…
increase
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macbeth, alone, weighs the pros and cons of murdering duncan soon after…
That he should postpone the murder until a more opportune time presents itself.
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in what way do macbeths private thoughts about murdering duncan and his…
Macbeth understands the consequences of their actions while Lady Macbeth doesn't.
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check your knowledge: augusta national golf club adds 1st female member…
D. It altered an 80 - year tradition of men only at this private club, and this change allowed women access to executives, traditions, and deals that had previously been denied to…
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learning about the kidneys and urinary tract using the information on t…
1. Regulate blood pressure (via renin), produce erythropoietin (for red blood cell production), maintain acid - base balance, and regulate electrolyte levels. 2. renal 3. 1 millio…
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32. kadeem is going to an amusement park. the price of admission into t…
- **Problem 32**: - If he goes on 8 rides, he pays \(\$46\). - If he goes on \(r\) rides, he pays \((2r + 30)\) dollars. - **Problem 33**: - If he buys 3 pounds, he pays \(\$6.75\…
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upon my return, i allied myself with a radical group of the revolutiona…
Napoleon Bonaparte
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logan genetically engineered a new type of fir tree and a new type of p…
Each fir tree is \(9\) meters tall and each pine tree is \(12\) meters tall.
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4. the practice of designing a poll in order to influence voters attitu…
4. B. push polling 5. C. bring the opposition's opinions into alignment with those of the candidate 6. C. Each individual has an equal chance of being selected. 7. C. The race is …
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complete the sentence. the nervous system carries ______ from one part …
C. messages
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this diagram shows muscles and tendons in the upper arm. when the bicep…
up, toward the shoulder
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these swiftlets live in a dark cave in malaysia. it is too dark to see …
its sense organs, its nerves, its brain
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hawks can fly high above the ground. they use their sharp vision to sea…
The hawk's brain would not be able to send information to its wing muscles.
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rabbits eat fresh fruit, including strawberries. they can use their sen…
The nerves send electrical signals to its brain.
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this diagram is a model of a horses muscular system. which statements a…
- "Muscles are made up of muscle cells." is true. - "Muscles can be covered by skin or by an exoskeleton." is true. - "Strong animals have muscles, and weak animals do not." is fa…
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how does an animals nervous system work with other parts of the body? t…
The nervous system carries messages from one part of the body to another.
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which jobs does the nervous system do? select all that apply. it stores…
It stores memories. It helps an animal sense changes in its surroundings. It helps an animal make decisions.
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this diagram is a model of a horses skeletal system.complete the senten…
endoskeleton
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how do ligaments help the skeletal system do its job? over time, ligame…
Ligaments connect bones to other bones.
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this is a photograph of a coyote. complete the sentence. this coyotes b…
living tissue
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which jobs does an animals skeletal system do? select all that apply. i…
It helps protect the soft parts of the animal's body. It supports the animal's body.
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question 5 / 5 if the initial discovery of arsenic substitution had bee…
D. That the search for extraterrestrial life should expand beyond the six essential elements (C, H, O, N, P, S), looking instead for elemental
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owls eat small vertebrates, including mice and birds. there are some pa…
the digestive system
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the findings regarding the arsenic - using bacteria were ultimately con…
C. The arsenate ion proved to be chemically unstable in biological processes, and the original study could not be replicated.
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this reef shark has gills, not lungs. its gills look like slits on the …
They release carbon dioxide waste into the water.
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which body parts can be part of an animals excretory system? select all…
the bladder, the lungs or gills, the liver
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owls eat small vertebrates, including mice and birds. there are some pa…
digestive system