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Graduate Biology Questions

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Graduate Evolution
Which is not a requirement for natural selection to occur?
  1. Unequal reproductive success
  2. Competition for limited resources
  3. Variation in the offspring
  4. Random mating
Graduate Taxonomy
In biological classification, how many taxonomic tanks are there?
  1. Four
  2. Twelve
  3. Eight
  4. Twenty Seven
Graduate Cell Structure and Function
Some proteins are small and simple while others are large and complex. Where are the large and complex proteins assembled?
  1. In the cytoplasm
  2. In the rough endoplasmic reticulum
  3. In the smooth endoplasmic reticulum
  4. In the Golgi apparatus
Graduate Cell Structure and Function
How many layers of phospholipids make up the plasma membrane?
  1. 1
  2. 2
  3. 3
  4. 4
Graduate Food Chains and Webs
Select the ultimate source of energy for nearly every organism on this planet.
  1. Plants
  2. Heat
  3. The sun
  4. Sugar
Graduate DNA, RNA, and Genetics
Parent organisms contribute half of the offspring's genetic makeup by                         .
  1. Creating haploid gametes
  2. Making a zygote
  3. Forming a hybrid
  4. Cold fusion
Graduate Evolution
Which describes macroevolution?
  1. A byproduct of genetic selection
  2. More time than microevolution
  3. Evolution that occurs at or above the level of species
  4. Both B and C
Graduate DNA, RNA, and Genetics
How many codons are there?
  1. 4
  2. 54
  3. 64
  4. 12
Graduate DNA, RNA, and Genetics
Viruses can carry this between organisms.
  1. DNA
  2. Moisture
  3. Resistance to antibiotics
  4. Yeast
Graduate Microbiology
Which of the following is a feature of bacteria?
  1. Multicellular
  2. Reproduce through binary fission
  3. Survive only in volcanic areas
  4. Consume decaying matter
  5. Can be seen by human naked eyes
Graduate Cell Structure and Function
The organelles in eukaryotic cells responsible for the oxygen drive creation of ATP are called                      .
  1. mitochondria
  2. chloroplasts
  3. endoplasmic reticulum
  4. ribosomes
  5. Golgi apparatus
Graduate Evolution
Which of the following is a type of speciation?
  1. Parapatric
  2. Peripatric
  3. Allopatric
  4. All of the above
Graduate Biology
Which of the following is the correct organizational hierarchy, from largest to smallest, in the hierarchical order of life? (Some levels have been omitted, so you are looking for the correct order.)
  1. Community → Ecosystem → Population → Tissue → Organ → Cell → Organelle → Atom
  2. Ecosystem → Community → Population → Organ → Tissue → Cell → Molecule → Atom
  3. Biosphere → Community → Population → Tissue → Organ → Cell → Atom → Molecule
  4. Ecosystem → Population → Community → Organ System → Organ → Cell → Molecule → Atom
Graduate Microbiology
Which cellular structure is unique to prokaryotic organisms?
  1. Ribosome
  2. Flagellum
  3. Pili
  4. None of these
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