Biology

Which of the following examples best define multiple alleles?a.Pea plants have different genes that code fora various different traits such as shape, size, height,and flower color.b.The wing size of drosophila flies is controlled bythree alleles..Snapdragon flowers hawthree genotypecombinations for red, pink, or white coloration.d.There are over eight genes that influence humaneye color.
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water vapor changing to liquid waterA.evaporationB.condensationC.precipitationD.water cycle
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If the population of tree were destroyed due to deforestation what is the most likely to outcome of this food chain
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when water vapor changes to water, evaporation takes place
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The above image shows the descendants of one type of finch and the variation in the finchspecies that occurred over many generations. Which of the descendant species above developedan adaptation for getting insects from narrow cracks in the bark of trees?
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Most nonrenewable energy resources are burned for us to use their energy. Which of the following is a nonrenewable energy source that is NOT burned? A) nuclear B) coalC) natural gasD) biofuels
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ANSWER THESE THREE QUESTIONS PLSS!! I WILL GIVE YOU BRAINLYEST!! NO LINKS!!How do pollutants get into groundwater?What is the purpose of the dam located inthis watershed?What impact can a dam have on thisecosystem?
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If the original cell(parent cell) has 30chromosomes, howmany chromosomeswill the new cellshave?
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Which of the following is true of Darwin's theory of natural selection?A. Individuals with a favorable traits are most likely to survive and reproduce. B. There is no variation in organisms in a population. C. Only a small number of offspring in a population are born. D. All individuals in a population ahve the same genetic traits
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In pea plants, two stem lengths are possible: tall (T) and dwarf (t). Tall is dominant to dwarf. a. In a purebred tall plant, what gametes are possible? ___________________ b. In a purebred dwarf plant, what gametes are possible? ___________________ c. What is the genotype of a purebred tall plant? ___________________ d. What is the genotype of a purebred dwarf plant?
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(04.05 MC)Which claim best supports the cycling of carbon through the spheres of Earth?
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Neutrophils can sometimes kill human cells along with pathogens when they release the toxic contents of their granules into the surrounding tissue. Likewise, natural killer cells target human cells for destruction. Explain why it is advantageous for the immune system to have cells that can kill human cells as well as pathogens.
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If two-hybrid Ff rabbits mate, what will the offspring look like?
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2. Use the list below to complete the following statements.Florida panther rain temperature fossilsrunoff wetlands pollutants technologyvehicles radios telephones a. _____________________is the knowledge and tools we use to do difficult tasks.b. ________________ and ____________________ are all examples of technology we use daily.c. ___________________ is water that travels over the surface of the land during and after rain. It can carry and nutrients to waterways and disturb ecosystems.d. When vehicles roll down the roads, the rubber that wears off the tires may run downhill during the next ______________________ .e. Oil, gas, and other pollutants may pose a threat to Florida's lakes and ______________.f. Greenhouse gases are chemicals emitted into the atmosphere that add to the overall increase in Earth's _____________________________.g. Greenhouse gases are produced by burning _______________ fuels, which are the remains of living organisms.h. When roads cross a habitat, they expose animals within the habitat to increased rates of death due to encounters with __________________________.i. It is believed that the creation of isolated pockets of animals has likely contributed to the endangerment of the ___________________________.
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A cell membrane is composed of a lipid bilayer in which many kinds of proteins are embedded. These proteins use energy to actively transport certain particles into and out of the cell.Which example BEST illustrates the condition in which molecules move across the cell membrane through active transport?A. When molecules need to move from an area of lower concentration to an area of higher concentration.B. When the cell wall is damaged or genetically modified and molecules cannot enter or leave the cell.C. When molecules need to move from an area of higher concentration to an area of lower concentration.D. When the amount of water is higher inside of the cell as compared to the area surrounding the cell.
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Worth branliest only if u get it right please answer properly and not just for points its the last question for this homework
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how is modern earth different from earth over four billion years ago?
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4. The suns energy causes water to change from liquid to gas during the process of ..A. precipitationB. condensationO C. evaporationO D. Water cycle
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is it wrong for parents to give female hormone pills to there little sons, without there consent?
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PLEASE HELP NO LINKS PLEASEWhich term best completes the diagram below?nucleuscell moleculeO muscle
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How do animals help recycle carbon atoms?
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6. How can a mutation be beneficial to a bacterium?
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Please Please Help Me!!!Describe an experiment used to prove that amino acids and sucrose go up and down the phloem.
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Cells: Question 10Which of these structures would be classified as an organ?Select one:A)A ciliated cell within the respiratory tractB)Multiple types of tissues that work together to filter wastes from the bloodC)A liquid that contains proteins, salts, and waterD)A group of square-shaped cells surrounding a tubule
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