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A 5 kg block is pulled across a table by horizontal force of 40 N with a frictional force of 8 N opposings the motion. claculate the acceleration of the block
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Why might the molecular clock run faster for some lineages and not others? what hypothesis would be consistent with an observed patter?
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How do cdna sequences facilitate gene annotation? select the four correct answers. select the four correct answers. they indicate regions of the genome that contain genes. they identify the restrictio
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A population of rabbits lives in a forest. the habitat features many small spaces for hiding. over many generations, the average size of the rabbits gets smaller and smaller. what type of selection is
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A gene on human chromosome 15 is expressed throughout the body. however in the brain only the material copy of the gene is expressed, whereas the paternal copy of the gene is silent and not transcribe
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What will happen to the glomerular capillary pressure rate and glomerular filtration rate if both of thesearteriole radii changes are implemented simultaneously with the low blood pressure condition?
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Which of the following could be a nucleotide of DNA? A)deoxyribose + phosphate group + thymine B) ribose + phosphate group + uracil C)ribose + phosphate group + thymine D) deoxyribose + phosphate grou
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What pattern of development refers to development that starts at the core and moves outward to the extremities? question 2 options:?
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Dutch elm disease, which has killed millions of elm trees, is caused by a type of _____ fungus. club sac zygote-forming chytrid imperfect
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Energy that is not passed on from one trophic level to the next is _______. a. lost as heat b. returned to the sun c. destroyed d. all of the above
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The Global Positioning System is a survey-based system that can precisely determine latitude and longitude points on Earth’s surface. Please select the best answer from the choices provided T F
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An organism had a gene sequence ATGGATACGT that underwent mutation in the noncoding region and formed ATGCGATACGT. The sequence underwent__________ . This mutation_________ alter the protein function.
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Your family is hoping to take a vacation to a dry climate. Based on the map, in which of the following states should you spend your vacation? Map showing the average annual precipitation through the U
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Jeremy's trainer should have taken a physiology class. If he had, he would know that the use of steroids (in addition to other problems) actually increases_____________________, which is counterproduc
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A magnified cross–sectional view of a horsetail stem shows the tube–shaped cells of xylem. What is their function? reproductive system for alternation of generations transport system that moves wa
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According to the PBR, if a patient found an error in their medical records, they could _____. 1. not do anything about it 2. request that it be corrected 3. file a complaint with the health care sys
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Growing coffee bean plants quickly depletes farming soil of important nutrients. After several years of coffee bean production, the soil will become infertile. Which of the following is a consequence
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Which statement is supported by the diagram? The cell must be eukaryotic because it has a cell membrane and a cell wall. The cell must be prokaryotic because it has a cell membrane and a cell wall. Th
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Beth recently became a vegetarian. The doctor suggested Beth eat more peas and beans to ensure she gets all of the nutrients she needs. Which element might the doctor be trying to help her get more of
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Hunter-gatherer societies had the benefit of _____. A. knowledge of the environment B. sophisticated tools C. good farming techniques D. their understanding of germs
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Paul made a diagram to compare and contrast radio waves that are used for communication and for broadcasting. Which labels belong in the areas marked X, Y, and Z? X: May use LF, HF, and UHF waves Y: T
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Put the following vessels in the order through which blood would pass beginning with blood entering the systemic circuit After exiting the heart
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2. Cellulosic Biofuels are fuels that are produced by fermentation of cellulose containing materials (wood, leaves, paper, etc.) by yeast. what would be necessary before yeast cells are capable of fer
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Which describes how blood can be protective in nature? by forming a protective layer within blood vessels by carrying cells that defend the body from foreign materials by secreting oil that destroys f
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A hunter illegally kills a wolf in yellow stone national park and attempts to bring the wolf’s skull back to Florida. Which law is the hunter violating? The endangered species act The Lacey act EP
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When dealing with tRNA, one amino acid is associated with how many bases? A. three B. seven C. one D. six
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Petra is facing the problem of invasive plants on her farm. She realizes that if she can prevent the invasive plants from flowering, then they will not harm her farm. What method can she use to preven
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There are approximately 15 milliliters (mL) in 1 tablespoon (tbsp). Which expression can be used to find the approximate number of milliliters in 3 tbsp?
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Which of the following consequences was the most likely result from over hunting sea otters along the pacific coast A. The population of sea otters on the Pacific Coast went extinct B. The sea urchin
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Millennials (also called netters, nexters, generation yers, and generation nexters) are at ease with diversity and technology. false true
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Wendy's big bacon classic contains 44 grams of carbohydrate, 36 grams of fat and 37 grams of protein. how many calories are in the sandwich/
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Cells contain specialized parts known as organelles. These specialized parts perform very specific functions within cells. For example, chloroplasts capture energy from the Sun, mitochondria release e
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The ________ plays a central role in the circulatory system. It consists of four ________: two for receiving blood and two for pumping blood.
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The organism P Malariae lives in red blood cells causing the host organism to experience have fevers and chills what type of relationship is this
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What is the 10 percent rule? The 10 percent rule states that when an organism/species is consumed by another organism/species of higher trophic level, the latter only 10% of energy. The rest of the en
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The development of different cell technologies has led to changes in existing information. Which of the following is an example of a discovery that could cause such a change?
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home / study / social sciences / anthropology / anthropology questions and answers / Learning From Our Ancestors You Have A Modern Lens Through Which The World Is Viewed. This ...Question: Learning fr
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Which of these is the system of classifying living things into categories, based on physical and chemical features?
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Planets in our solar system travel in their own orbital paths around the Sun. What causes the planets to continuously orbit the Sun instead of floating away into space
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In the deep waters of the ocean, coral reefs are found in abundance. Algae live on these coral reefs, providing nutrition and producing pigments that give color to the corals. The corals offer shelter
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During protein synthesis, ribosomes are assembled in the nucleolus, pass through the nuclear pores into the cytoplasm, and then bind to an organelle for further modification. Which organelle do the ri
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When affected by Environmental Change an indicator species will: a.) generally show a decline in population. b.) stabilize in population. c.) take over the ecosystem. d.) change its trophic level. e.)
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During glycolysis and the Krebs Cycle, _____are broken down. That produces ATP and donates electrons to the _____
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The failure of the attempt to reintroduce clapper rails in California was an example of the___ Difficulty of redesigning workable ecosystems Fragility of wetland habitats Lack of cooperation between
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Which type of muscle cell metabolism results in the greater production of ATP, aerobic or anaerobic?
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Who said that the power of the government should be divided among three different branches , a executive branch, a judicial branch, and a legislative branch
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Among cattle, having horns is a recessive trait. Cattle without horns, which are called polled cattle, are common. Suppose a horned male mated with a polled female. Their offspring are all polled. On
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Sofia wants to help take care of dolphins and other sea mammals which field of study would be most useful to her
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How would a loss of chlorophyll most likely affect cellular respiration in plant cells a. more glucose will be broken down by glcolysis b. carbon dioxice will be be prodiced chloroplasts c. less gl
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In some cases, people who test positive for genetic testing can receive preventive treatments. For example, people who test positive for the breast cancer genes BRCA1 and BRCA2 can have a preventive m
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