BIO 104 Final
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65 questions
| 🇬🇧 | 🇬🇧 |
| A child has disappeared from her home. The detectives want to know if her parents are involved in a child custody conflict. | Which statement(s) best represents deductive reasoning? |
| E) less comprehensive and broad in scope | In science, hypotheses tend to be ______________________ than theories |
| B) It is inferred. | Late one night you see a crying young child wandering your neighborhood alone. You suspect he must be lost. Is your suspicion inferred or deduced? |
| C) D) carbon, hydrogen, nitrogen, oxygen CHON | Which four of the 25 essential elements make up approximately 96% of living matter? |
| D) They control the reactivity of the atom | Why are electrons important? |
| They determine the identity of an element | Why are protons important? |
| Oxygen | What is the most abundant element in plants? |
| Because water likes to form jackets around any positive or negative charged molecule | How come water dissolves so many substances in living cells? |
| Because water in the ocean is storing heat that would otherwise heat up inland areas | How come it is usually cooler off the coast of California than further inland? |
| A hydrogen bond | The slight negative charge at one end of one water molecule is attracted to the slight positive charge of another water molecule. What is this attraction called? |
| 50%-90% | Human body cells are approximately ______ water. |
| A) an animal cell B) a plant cell C) a fungal cell D) a bacterial cell | Which of the following cells has a plasma membrane? |
| Prokaryotic and eukaryotic cells | The two basic types of cells are ______ and ______. |
| Have organelles, which are lacking in | Eukaryotic cells differ from prokaryotic cells in that eukaryotic cells ___ prokaryotic cells |
| Cytoplasm | In eukaryotic cells, what name is given to the liquid material that surrounds the nucleus and other organelles? |
| It is a membrane-bound compartment inside a cell that has a particular function | What is an organelle? |
| It's function is to store DNA | What is the function of a cell nucleus? |
| Costs the cell energy | Active transport, the moving of molecules from areas of low concentration to those of high concentration across a biological membrane |
| Chloroplast | Which organelle is responsible for carrying out photosynthesis? |
| Minerals | The four big molecules of life do NOT include |
| Amino acids | The building blocks of proteins are ____. |
| They store genetic information | Why are nucleic acids important in humans? |
| Carbohydrate | Hundreds of sugar molecules linked together in a long chain (like hundreds of beads on a string) equals a |
| Proteins | ***Which large molecules in a cell do most of the “everyday jobs” in that cell? |
| A nucleic acid | . Which of the 4 big molecules found within your cells stores all the genetic information needed to recreate your entire body all over again (if we ever wanted to do such a thing)? |
| Are the building blocks of nucleic acids | Nucleotides like A, C, G and T |
| G (guanine) . . . A (adenine) | In the DNA double helix, C (cytosine) pairs with ___ and T (thymine) pairs with ___ |
| It’s a packed up piece of DNA and proteins | What is a chromosome? |
| It’s a stretch of DNA with the information to make a protein | What is a gene? |
| Nucleic acid | DNA is a(n) |
| Shape | A protein’s function depends on its |
| Estrogen | Which of the following is a steroid? |
| Mitosis and meiosis | What are the two major methods of cellular division in eukaryotic cells? |
| To make eggs and sperm | What's the purpose of meiosis? |
| Each parent cell makes 2 progeny cells in mitosis but 4 in meiosis | What is the difference in number of progeny cells made by mitosis and meiosis? |
| In women's ovaries and men's testes | Where in the body does meiosis occur? |
| Both his genetics and his environment | The Zodiac Killer was a serial killer who killed many people a few decades ago ago. His violent behavior was likely shaped by |
| Alternate ‘spellings’ of a gene in the ACGT language of DNA | Alleles are described as ______. |
| Part of my phenotype | I have hazel colored eyes. Hazel colored eyes are |
| Dominance | If a scientist sexually crosses homozygous red-eyed flies with homozygous white-eyed flies,the result will be baby flies with only red eyes. This result demonstrates: |
| F1 hybrid | A mating between a true-breeding purple-flowered plant and a true-breeding white-flowered plant would produce a(n) ______. |
| Some microbes are prokaryotes but some are eukaryotes AND Some microbes help keep humans healthy | What statement about microbes is correct? |
| 4.5 | Scientists estimate that Earth was formed ____billion years ago |
| A billion is 1000 million | What's the difference between a billion and a million? |
| The 1800s | Charles Darwin lived in |
| The Origin of Species | What was the name of Darwin's famous publication? |
| 99% | The DNA sequences of chimpanzees and humans are ___ percent identical |
| True | Humans are the relatives of chimps |
| False | Humans are descended from chimpanzees |
| Soil environment | Fungi obtain food nutrients from their |
| Hyphae or mycelium | Fungi absorb food nutrients using their: |
| 3.5 billion years ago | Scientists estimate that living organisms first appeared on Earth |
| A supercontinent 250 million years ago | Who or what is Pangaea? |
| 5 or 6 | Scientists estimate that there have been about ___ extinctions in the history of Earth |
| Cynotic | What era do you live in? |
| Bryophytes, ferns, gymnosperms, angiosperms (BFGA) | Plants evolved on Earth in the following order? |
| Evergreen trees | The world's tallest and most ancient trees include: |
| Mosses | Which of the following organisms has spores instead of seeds? |
| In the tiny cones at the ends of branches | Where is pollen made in a pine tree? |
| An organism that feeds itself | Plants are autotrophic. What does ‘autotrophic’ mean? |
| All have true, defined tissues. | Which of the following is NOT correct about all animals? |
| Invertebrates. | Most species of animals are: |
| You and the other people living in your apartment | Which of these is a population? |
| The ocean | What is the largest biome in the world based on area? |