生物
細胞生物學、遺傳學、生態學與生命科學基礎。
-
which of the following best describes natural selection? a. a random pr…
d. The mechanism by which organisms best adapted to their environment tend to survive and reproduce; d. Artificial selection; a. They define the specific role of an organism withi…
-
read the sentences below, filling in the blanks with items from this li…
1. survival 2. beak 3. soot 4. deliberate 5. selective 6. artificial 7. Natural 8. artificial 9. survival 10. Artificial
-
many organisms depend on the land as a food source. seasons can affect …
The deer population will decrease.
-
which describes a grizzly bears habitat? all the biotic factors in the …
the physical area where the bear lives
-
which is a biotic factor? rotting carcass rock drop of water fire
rotting carcass
-
hunter is studying for his ecology test. which fact would least likely …
Populations have no effect on their environment.
-
change in population over time population time competitive exclusion re…
predator - prey relationship
-
which best describes a birds role as it eats seeds? parasite predator h…
D. niche
-
which principle states that two species in the same habitat cannot have…
competitive exclusion principle
-
a rock is classified as nonliving and abiotic. nonliving and biotic. li…
nonliving and abiotic.
-
elephants shape their environment in many ways. they can change a fores…
D. both positive and negative
-
take a moment to see how well youve picked up what weve put down. fill …
Working out the heart burns calories, makes the heart more efficient, and decreases your resting blood pressure.
-
linear functions in context practice complete this assessment to review…
\(1.5\)
-
3 select the correct answer. read this excerpt from beowulf, in which u…
B. insulting
-
rate of pyruvic acid formation (moles/liter/min) a c b d 0 2 4 6 8 10 1…
B. ATP acted as an allosteric inhibitor on one or more of the enzymes.
-
25 multiple choice 5 points a tissue culture of vertebrate muscle was p…
For each glucose molecule consumed, more ATP will be formed.
-
8 fossils serve as long - term records that provide insights into o a a…
- **Question 8**: B. Ancestors' physical forms and behaviors - **Question 9**: D. It arranges organisms based on their evolutionary relationships - **Question 10**: B. It helps tr…
-
starting with citrate, how many of the following would be produced with…
- First question: 3 ATP, 6 CO2, 9 NADH, and 3 FADH2 - Second question: oxidative decarboxylation of pyruvate to acetyl CoA and the citric acid cycle - Third question: oxidative ph…
-
10. what is the final step of a scientific investigation? reporting the…
reporting the results
-
5 multiple choice 5 points the primary role of oxygen in cellular respi…
5. acts as an acceptor for electrons and hydrogen, forming water. 6. an increase in the pH difference across the inner mitochondrial membrane
-
which statement is correct with regard to redox (oxidation - reduction)…
1. A. A molecule is oxidized if it loses electrons. 2. 2 NADH, 2 pyruvate, and 2 ATP. 3. FADH2 and NADH. 4. 12.
-
1 which of the following is an example of geographical isolation leadin…
1. d. Galápagos finches 2. d. Apple - maggot flies switching from hawthorn fruits to apple trees in North America 3. a. Geographical isolation 4. c. An organism that is the shared…
-
which technique is beneficial for handling public speaking anxiety? a. …
a. Visualization d. Time management
-
which technique is beneficial for handling public speaking anxiety? a. …
1. a. Visualization 2. d. Time management
-
1. what do scientists do to receive suggestions and criticism of their …
publish in journals
-
what does a split in a phylogenetic tree signify? a. the extinction of …
c. A common ancestor from which the species diverged b. Missing genetic sequences leading to inaccuracies a. Groups of species sharing a common ancestor c. Molecular
-
which of the following best describes a common ancestor? a species that…
1. C. An organism that is the shared progenitor of two or more different species 2. A. They connect nodes and represent lineages of species 3. D. It helps trace the evolutionary h…
-
read the sentences below, filling in the blanks with items from this li…
1. evolutionary 2. evolutionary 3. common 4. Morphological 5. genetic similarities 6. history 7. relationships 8. history 9. convergent 10. uncertainties
-
4. which of the following best describes the significance of the beatin…
C. It represents the narrator's guilt and worsening sanity, for the beating heart serves as a reminder of his crime.
-
the monroe doctrine was articulated under the leadership of president__…
1. James Monroe 2. Secretary of State 3. colonization 4. Monroe Doctrine 5. Manifest Destiny 6. Imperialism 7. expansionism 8. isolationism 9. imperialism 10. police power 11. non…
-
in 2017, a herd of eleven elephants in a cambodian wildlife preserve di…
- Problem: The elephants couldn't get out. Solution: Rescuers dug a ramp. - Problem: Conditions were slippery. Solution: The elephants worked together. - Problem: The last elephan…
-
there are 3 branches off the aortic arch. place the appropriate 3 branc…
First branch: Brachiocephalic trunk Second branch: Left common carotid a. Third branch: Left subclavian a.
-
the fifth president of the united states, under whose leadership the er…
1. James Monroe 2. 1819 3. American 4. Missouri 5. Henry Clay 6. Cumberland 7. Monroe 8. Good 9. James Monroe 10. Missouri 11. 1819 12. American 13. Slavery 14. History
-
what are core values? a guiding principles that influence decisions b e…
- First question: A. Guiding principles that influence decisions - Second question: B. Specific and Time - able
-
mendels pea plants had either purple or white flowers. this means that …
have two alleles for the gene.
-
which are different forms of the same gene? genotypes phenotypes allele…
C. alleles
-
parents with the genotypes ao and ab have a child. what are all the pos…
C. A, AB, B
-
which is an application of dna technology in medicine? mapping human ge…
determining hereditary diseases in individuals and families
-
corn can be injected with herbicide - tolerant recombinant dna. which t…
C. transgenic organism
-
select the correct answer. a geneticist needs to grow a stock of fruit …
B. \(f(n)=\log_{1.38}(\frac{n}{200})\)
-
a company has many genetically engineered poplar trees around its facto…
They are being used for phytoremediation.
-
which family members have red - green color blindness? sam, tim, bella,…
Sam, Tim, Bella, and Joshua
-
which best describes biotechnology? the process of analyzing dna sample…
the field of biology that uses genetic engineering to produce crops, pharmaceuticals, and enzymes for use in industry and manufacturing
-
considering that nearly 85 percent of corn crops are genetically engine…
The long - term effects are unknown and have not been studied because it is a fairly new technology.
-
there are economic concerns surrounding the products that have been gen…
B. birth defects
-
the chart shows the advantages and the disadvantages of using dna techn…
B. allergies
-
which is a negative consequence of using dna technology in forensics? c…
having a backlog of untested DNA samples
-
which consequence are scientists concerned could result from the use of…
cancer
-
which is a disadvantage of using dna technology? ○ edible vaccines ○ ph…
gene transfer to nontarget species
-
why might genetically engineering a crop to be herbicide resistant resu…
The weeds that are not affected by the herbicide are able to reproduce.
-
carlos wants to improve his public speaking skills because hes passiona…
1. B. Intrinsic motivation 2. D. Post them in a visible place
-
question: what are three ways to assess your current confidence level? …
B. Consider your current standing, C. Conduct a personal SWOT analysis, E. Identify thought patterns and behaviors
-
background: a young executive finds challenges in a toxic workplace dif…
Treat feedback and reviews as growth opportunities, Focus on responses to similar situations in the past, Treat critical or uncooperative coworkers with empathy and negotiation, H…
-
there are 3 branches off the aortic arch. place the appropriate 3 branc…
First branch: Brachiocephalic trunk Second branch: Left common carotid a. Third branch: Left subclavian a.
-
the of the cell directs cell activity and acts like the control center.…
nucleus
-
knowledge check: recognizing characteristics of self - improvement ques…
Manage your time efficiently, Increase self - awareness on all levels, Navigate obstacles successfully
-
an automobile with 0.320 m radius tires travels 85,000 km before wearin…
\(4.23\times 10^{7}\)
-
question: what four strategies can help an individual enhance their sel…
Choosing supporters who aid their growth, Rewarding themselves when they achieve their goals, Working to build self - trust, Maintaining a lifelong growth mindset
-
the wayfinders news history imagine hopping onto a boat and preparing t…
A. The Skills of Ancient Polynesian Sailors
-
question: what four self - improvement approaches can you adopt for cre…
C. Increase your self - awareness on all levels – physical, cognitive, and emotional, D. Practice your skills for overcoming obstacles, E. Learn how to manage your time efficientl…
-
question: match each behavior to the locus of control it demonstrates. …
- External locus of control: B, D, F - Internal locus of control: A, C, E
-
this cladogram shows the evolutionary relationships among some mammals …
A. Hippopotamuses are more closely related to cows than to javelinas.
-
the image shows part of the humerus bone in different genera of primate…
B. The primates shared a common ancestor.
-
background: aisha wants to become a self - starter. shes just been prom…
She can contact her direct supervisor, providing as much detail as possible regarding the nature of the problem and its potential effects. She can mentally recount the achievement…
-
cetaceans are whales and their relatives. the diagram shows some fossil…
A. Homologous structures occur in each fossil.
-
researchers studying populations of lizards from the genus gallotia on …
B. \(G. simonyi\) and \(G. bravoana\) are the most closely related.
-
question: match each behavior to the locus of control it describes. mor…
- External locus of control: A. You attribute your successes and failures to luck, B. You are prone to anxiety, especially when faced with new challenges, D. You are risk averse a…
-
in 2010, scientists excavated a skull fossil that provides evidence of …
C. The fossil record and DNA comparisons of big cats and small cats
-
bactrian camels, dromedaries, llamas, and alpacas are all members of th…
C. have a common ancestor
-
this diagram of the fossil record represents changes in mollusks over m…
A. The mollusks were well adapted to their stable environment. A large, sudden change occurred in their environment. After the change the mollusks with the bigger shells were bett…
-
what was the name of the dynasty established under henry iv? the bourbo…
the Bourbon Dynasty
-
the age of absolutism frances role and infrastructure development under…
strengthening France's position at home and abroad
-
zoogeographic regions are characterized by the presence of specific gro…
D. 7 and 8
-
what process is responsible for genetic variation? mitosis replication …
meiosis
-
genetic variation can aid in the survival of species when the environme…
A. An ant that is resistant to pesticide
-
what happens to the number of chromosomes during meiosis? it doubles. i…
It halves.
-
the diagram above shows a model of species divergence among some primat…
D. Pan troglodytes and Lemur catta
-
what is the seed pod(s) of the fungus sordoria called? zygote ascus (as…
ascus (asci)
-
what are map units relative to? distance between genes gene expression …
distance between genes
-
problem 4 the jovian planet that has the longest year (period of revolu…
Neptune.
-
what step is unique to calculating crossing over in sordaria fungi? div…
counting recombinant chromatids
-
how is yellow journalism defined in the video? thorough fact checking f…
C. sensationalism and crude exaggeration
-
49. multicellular eukaryotes without cell walls or chloroplasts 50. uni…
57. B. Carolus Linnaeus 58. K. Binomial nomenclature 59. D. Six kingdom 60. H. Genus 61. I. Scientific name 62. A. Organism 63. E. Eukaryotic 64. C. Taxonomy 65. F. Kingdoms 66. J…
-
23. - / 1 points 0/12 submissions used marcella leaves home at 9:00 a.m…
Marcella's average rate of speed is \(32\) mph. The time for the bicycle - club to complete the trip is \(5\) h.
-
the diagram below represents three water molecules interacting. five di…
Arrow 2, Arrow 3, Arrow 4, Arrow 5
-
part 3: draw a diagram draw a diagram that shows the relationship betwe…
1. DNA is the genetic material. Chromosomes are made of DNA and proteins. Genes are segments of DNA on chromosomes. 2. DNA is wound into chromosomes to fit in the cell nucleus and…
-
answer the following questions. 1) choose the best answer. the basal me…
1. the number of calories needed for physical functions such as cell development 2. a factor based on activity level
-
right before shaw left the house, he stopped to try and decide whether …
A. source monitoring
-
organisms can use biomolecules other than glucose for cellular respirat…
For the steps of cellular respiration: glycolysis, pyruvate processing, ATP synthase, the electron transport chain, the citric acid cycle. For the molecules formed: NADH, CO₂, ace…
-
the compound 2.4-dinitrophenol (dnp) is known as an uncoupler. uncouple…
The energy released when protons move down their concentration gradient would not be captured in ATP.
-
imagine a cell is treated with a mystery chemical that inactivates the …
- First part (two events): reduction of \(FAD\), reduction of \(NAD^{+}\) - Second part (ATP generation): ATP generation would decrease because there would be less \(NADH\) and \(…
-
rotenone is a chemical that inhibits complex i of the electron transpor…
Rotenone would decrease ATP production by decreasing the \(H^+\) gradient.
-
pyruvate processing is tightly regulated to maintain a relatively const…
high levels of pyruvate, high levels of \(NAD^{+}\)
-
this question has 2 parts.organisms can use biomolecules other than glu…
For the first part (steps of cellular respiration): glycolysis, pyruvate processing, ATP synthase, the electron transport chain, the citric acid cycle. For the second part (molecu…
-
which structure is required for proteins to enter the endomembrane syst…
signal sequence
-
which events occur within the golgi? select all that apply. modificatio…
modification of proteins and lipids, sorting of proteins and lipids to different regions within the cell
-
multiple choice circle the best answer, and write the letter in the box…
6. C. Bronze 7. D. all of the above 8. Anthropologists study humans, including their evolution, culture, societies, and biology.
-
which risk factor can be controlled to prevent an injury? individual ge…
actions of negligence
-
which career combines dna technology and forensics? pharmaceuticals pat…
paternity testing
-
while investigating a break - in, the police discover that the intruder…
STR analysis