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Year-In-Review (7th grade)

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  • What does heterozygous mean?
    having one dominant and one recessive allele
  • Which of these is a genotype, and which is a phenotype? Rr, right-handed
    Rr = genotype, right-handed = phenotype
  • Do bacteria undergo sexual or asexual reproduction?
    asexual reproduction (fission)
  • What type of symbiotic relationship? a tick feeds on a dog's blood
    parasitism
  • Which type of plant is usually taller: vascular plants or non vascular plants?
    vascular plants
  • Please list the following words from smallest to largest; Cell, chromosome, DNA, gene, nucleus
    gene, DNA, chromosome, nucleus, cell
  • What are the 4 kingdoms of living things in Domain Eukarya
    animals, plants, fungi, protists
  • True or false: All bacteria are bad for you and cause disease.
    False
  • What is the process called when the messenger RNA code is used to make proteins (happens in the ribosomes)
    translation
  • Which categories of vertebrates are warm-blooded?
    mammals and birds
  • What is 1 of the 3 special structures that bacteria can have?
    capsule (protection), flagella (movement), pilli (attaching to surfaces)
  • What is the process called when the code of DNA is transferred onto messenger RNA (happens in the nucleus)
    transcription
  • Which category of virus makes you sick right away (as soon as the virus enters your body)?
    active virus
  • True or false: A beetle, a spider, and a lobster are all arthropods (Phylum Arthropoda)
    True
  • Which type of vertebrate is covered in thin, moist skin and lays eggs?
    amphibians
  • What are the 4 phases of mitosis in order?
    prophase, metaphase, anaphase, telophase
  • What is the waxy layer on a plant leaf that protects it from insects, and keeps water inside?
    cuticle
  • Which type of vascular seed plants carry their seeds in flowers: angiosperms or gymnosperms?
    angiosperms
  • What type of symbiotic relationship? An Egyptian Plover (bird) eats parasites out of a crocodile's teeth, and the crocodile will not eat the bird
    mutualism
  • In what part of the plant cell does photosynthesis happen?
    chloroplasts
  • Which categories of vertebrates are cold-blooded
    amphibians, reptiles, and fish
  • What are the 3 types of symbiotic relationships?
    mutualism, commensalism, parasitism
  • What type of symbiotic relationship? A bird builds a nest in a tree.
    commensalism (bird is helped, tree is neither helped nor harmed)
  • What are the 2 types of vascular tissue?
    xylem and phloem
  • Why are decomposers, like fungi, important?
    They break down dead plant and animal matter so it doesn't build up. It recycles that dead matter to make more nutrients for other living organisms.
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