Biología
Biología celular, genética, ecología y fundamentos de ciencias de la vida.
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why is encouraging voter turnout important? to limit citizen involvemen…
to guarantee diverse perspectives in decision - making
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which of the following emerged as a rejection of the 1950s american dre…
the counterculture
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eisenhower issued which of the following policies during his presidency…
keeping communism out of the Middle East
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select all that apply what are the key (defining) features of jawed fis…
A. A vertebral column, B. Paired appendages, D. An endoskeleton, E. Internal gills, G. Single - loop circulation, H. Internal organs
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what widespread sentiment in germany lent to the popularity of fascism …
resentment over the Treaty of Versailles
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how did other nations respond to the smoot - hawley tariff act? by lowe…
by levying their own tariffs and shutting down international trade
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john scopes was charged with crimes for what act? joining the communist…
teaching evolution in schools
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which of the following best describes the progress made toward womens s…
Despite the changing role of women, they never achieved suffrage.
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what effect did the industrial revolution have on the scope of economie…
It merged regional economies into a national system.
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question 6 the ed scare\ during the 1920s refers to american fears of c…
- **Question 6**: American fears of communist influence in the United States - **Question 7**: He worried that the immigrant population may choose sides, internally dividing the U…
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which organization, established in 1995, focuses on reducing trade barr…
World Trade Organization (WTO)
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how does the united nations aim to achieve its purpose of promoting int…
through diplomacy and negotiation
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from the establishment of the united nations, what is its primary goal?…
to encourage international cooperation
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why is encouraging voter turnout important? to ensure one political par…
to guarantee diverse perspectives in decision - making
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fill in the blank question one effect of peptide hormones in the mother…
insulin
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multiple choice question what is a teratogen? a compound that causes ca…
A compound that causes birth defects.
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fill in the blank question one effect of peptide hormones in the mother…
insulin
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multiple choice question the process of giving birth is called: implant…
parturition
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multiple choice question development of a male fetus depends on suppres…
Mullerian ducts, Wolffian ducts
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multiple choice question a zygote has an x and a y chromosome, it will …
male
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multiple choice question the pressure of the fetus head on the cervix d…
positive feedback
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fill in the blank question the stage is the stage of development that b…
fetal
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multiple choice question in the absence of the y chromosome, the ovarie…
Mullerian
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multiple cholce question a zygote has two x chromosomes; it will develo…
female
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multiple choice question which of the following best describes the inte…
Fetal and maternal blood are separated by a placental membrane.
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fill in the blank question in human development, an individual is known…
fetus
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fill in the blank question the fingerlike branches of the chorion that …
chorionic villi
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multiple choice question during pregnancy, human chorionic gonadotropin…
corpus luteum
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multiple cholce question the ectoderm layer thickens on the posterior s…
neural
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multiple choice question what is the endoderm? the endoderm is the inne…
The endoderm is the innermost germ layer
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multiple choice question what are the fingerlike outgrowths of the chor…
Chorionic villi
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multiple select question select all that apply which of the following d…
Bone, Blood and blood vessels, Muscle.
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multiple choice question which germ layer leads to the formation of the…
Ectoderm
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fill in the blank question in the uterus, the embryo is surrounded by f…
amniotic
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multiple choice question development of the nervous system begins durin…
third
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multiple choice question if two embryos develop but are of the opposite…
fraternal twins
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multiple select question select all that apply which of the following i…
- Epithelium of the urinary tract - Epithelium of the digestive tract
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multiple choice question what structural changes or events mark the beg…
The inner cell mass forms the embryonic disc
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match the germ layer to the organs or structures it gives rise to. inst…
- Ectoderm: Nervous system, epidermis, hair and nails - Mesoderm: Muscle, bone, blood, internal reproductive structures - Endoderm: Epithelial lining of digestive tract, respirato…
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fill in the blank question the outermost germ layer of the embryo is th…
ectoderm
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multiple choice question what is amniotic fluid? fluid released from th…
Fluid surrounding the fetus in utero
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fill in the blank question the stage of development begins at the begin…
embryonic
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fill in the blank question if the cells of the morula separate, two emb…
monozygotic
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multiple choice question what is the embryonic disc? the flattened inne…
The flattened inner cell mass of the embryo
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fill in the blank question the attachment of the blastocyst to the uter…
Implantation
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ethnic groups by country in the former yugoslavia which of the followin…
A. The devolution of Yugoslavia occurred primarily along national lines, resulting in countries with a defined ethnic majority.
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multiple choice question when does the embryonic stage begin? it begins…
It begins once implantation has occurred
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match the type of twin with its correct description. instructions ident…
- Identical twins: the inner cell mass splits and two embryos develop. - Conjoined twins: the inner cell mass splits incompletely but two embryos still develop. - Fraternal twins:…
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multiple cholce question implantation occurs when: the inner cell mass …
the blastocyst attaches to the uterine wall
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multiple choice question which structure becomes the body of the develo…
Inner cell mass
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fill in the blank question at about seven days after fertilization, the…
implants
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fill in the blank question as the blastocyst digests its way into the e…
trophoblast
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fill in the blank question the stage of development begins at the begin…
embryonic
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fill in the blank question when the early developing embryo consists of…
blastocyst
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fill in the blank question if the cells of the morula separate, two emb…
monozygotic
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multiple choice question what is a morula? the stage in development in …
A preembryo which is a solid ball of cells.
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multiple choice question the inner cell mass will develop into the: bla…
embryo
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list the following steps of pre - embryonic development in their proper…
ovulation, fertilization, cleavage, morula, early blastocyst, implantation
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multiple choice question what is the trophoblast? the trophoblast is th…
The trophoblast is the outer layer of cells of the blastocyst that develop into the chorion.
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multiple choice question at a certain point in development, the develop…
blastocyst
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multiple cholce question during the early stages of development, the __…
yolk sac
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fill in the blank question the consists of a solid ball of cells and is…
morula
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multiple choice question what is the name of the extraembryonic membran…
Chorion
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2 mark for review american indian reservations, alaskan native corporat…
E. Semiautonomous regions
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multiple choice question which of the following occurs during fertiliza…
Pronuclei unite to complete fertilization
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multiple choice question differentiation is when: the ovary releases th…
a cell becomes specialized for a particular function
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multiple choice question what is the function of the yolk sac? it produ…
Forms blood cells for the embryo
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fill in the blank question the shaping of embryo occurs by a process kn…
Morphogenesis
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fill in the blank question the outermost extraembryonic membrane which …
chorion
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4 of 50 concepts completed fill in the blank question the phase of earl…
Cleavage
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put the steps of fertilization in order, starting with the first event …
1. The sperm penetrates the corona radiata. 2. The acrosome of the sperm releases enzymes that break down the zona pellucida. 3. The sperm cell membrane fuses with the ovum plasma…
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multiple choice question the outermost layer of the ovum is the: plasma…
corona radiata
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multiple choice question when individual cells begin to take on special…
differentiate
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fill in the blank question the three parts of the sperm cell are the he…
tail
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multiple cholce question during development, an organism goes through d…
morphogenesis
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multiple cholce question the product of fertilization is called a(n)___…
zygote
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multiple choice question what is another term for cell division in the …
Cleavage
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multiple choice question what is fertilization? fertilization takes pla…
Fertilization describes the penetration of the sperm into the egg and the fusion of the egg and sperm nuclei.
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multiple cholce question which of the following occurs during fertiliza…
Pronuclei unite to complete fertilization.
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multiple choice question the ____ is the extracellular matrix surroundi…
zona pellucida
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multiple choice question the head of the sperm cells is covered by the …
acrosome
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fill in the blank question when the ovum and sperm join together at fer…
zygote
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multiple select question select all that apply which of the following s…
B. Fertilization takes place in the uterine tube. D. Fertilization is complete when sperm and egg nuclei unite.
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you can use the preset option in the shape options gallery to apply a c…
1. True 2. C. Apply a table style that includes banded rows. 3. D. Enter the height in the Shape Height text box and enter the width in the Shape Width text box.
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kayla wants to apply a shadow to a paragraph border. she should do whic…
- First Question: a. Click the Text Effects and Typography button and select the desired option. - Second Question: a. Press TAB. - Third Question: True.
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makayla needs to select the entire line of cells in a table going from …
B. False
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which of the following describes a federal form of governance? a centra…
E. Multiple sub - states have local control and are unified to pursue common goals at the national level.
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energy from glycolysis among the products of glycolysis, which compound…
pyruvate, ATP, and NADH
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during strenuous exercise, anaerobic conditions can result if the cardi…
Glucose utilization would increase a lot.
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suppose that a cells demand for atp suddenly exceeds its supply of atp …
ATP levels would fall at first, decreasing the inhibition of PFK and increasing the rate of ATP production.
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under anaerobic conditions (a lack of oxygen), the conversion of pyruva…
In the absence of oxygen, electron transport stops. NADH is no longer converted to \(NAD^{+}\), which is needed for the first three stages of cellular respiration.
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which statement best explains why more atp is made per molecule of nadh…
Fewer protons are pumped across the inner mitochondrial membrane when \(FADH_2\) is the electron donor than when \(NADH\) is the electron donor.
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how would anaerobic conditions (when no o₂ is present) affect the rate …
Both electron transport and ATP synthesis would stop.
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part a (1 of 4) - the role of o₂ in electron transport in mitochondrial…
to function as the final electron acceptor in the electron transport chain
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d) it makes the enzyme produce more energy 17. how can understanding co…
C. It helps develop better skincare, haircare, and wound - healing products
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16. why does denaturation affect enzyme activity? (1 point) * a) it inc…
C. It changes the enzyme’s shape and destroys its active site
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10 - assignment 2 - term1 (2025 - 2026) (10b3 - bio) 15. how do differe…
B. They cause proteins to fold differently due to varied chemical properties
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4. explain why the sequence of amino acids is important for the final 3…
All of the above
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13. explain how hydrogen bonding helps form the secondary structure of …
Creating stable α - helices and β - pleated sheets.
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12. when you eat emirati dishes rich in protein such as grilled fish or…
C. Building and repairing body tissues