Biology Questions

What is the smallest unit that can carry on all functions of life
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Can someone describe the process of meiosis?
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Canada is bigger than the united states,but only has ______ as many people. 1)one-half 2)one-fourth 3)one-eighth 4)one ninth
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Because prokaryotes do not have many specific structures, they _____. a. cannot survive in most environments b. cannot move through their environments c. rely on other organisms for basic life functions. d. do not have many specific functions.
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Organisms that are composed of many cells working together to form tissues, organs, and organ systems are referred to as _________. complex unicellular bicellular multicellular
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What measurement best describes the results of a scientific experiment regarding distance? A.523 inches B.51 kilometers C.57 miles D.500 kilograms
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Regions of biomes that are an inconsistent mixture of fresh and salt water include ______. Select one: a. ponds b. lakes c. streams d. estuaries
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which statement below BEST summarized the role of the DNA molecules in cells? a) guides cell division b protects cells from infection c provides the instructions for making proteins d regulates the chemical processes that provide the cell with energy
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1.If you cross two pea plants that are heterozygous for flower color (Pp), what is the percent chance that the offspring will be white? 2.Round peas (R) are dominant to wrinkled peas (r). If a pea plant with the genotype Rr is crossed with a pea plant with wrinkled peas, what are the odds that the offspring will have wrinkled peas?
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n the F2 generation of Mendel’s crosses, all plants had the dominant trait. half of the plants had the dominant allele. all plants had both the dominant and recessive alleles. one in four plants had two alleles for the recessive trait.
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Animals without a backbone are classified as ________. crustaceans invertebrates arthropods worms
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Chemical reactions that absorb more energy than they release are called
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Transcription makes a complementary _______ strand of the DNA. a. RNA b. DNA c. peptide d. none of the above
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Traits that improve an organism chance for survival
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Which modification is crucial in preparing an mRNA strand for proper translation? removal of introns and the splicing together of exons joining of ribosomal subunits to form a ribosomal complex removal of exons and the splicing together of introns addition of a poly-A tail addition of a poly-U tail
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Binary fission is the most common form of reproduction in _____.
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A biome that has a large amount of rainfall,high temperatures, and a poor soil is a
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The part of the brain responsible for voluntary, or conscious, body activities and emotions is located in the Frontal Lobe or Cerebrum o.O
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