Practice of Science
What is a testable explanation that is needed before beginning experimentation?
Hypothesis
What process do plants use to make their own food using sunlight?
Photosynthesis
What do we call the basic unit of heredity?
Gene
What do you call organisms that cannot make their own food?
Heterotrophs
What macromolecule includes sugars and provides quick energy?
Carbohydrates
What is the part of the experiment that serves as the comparison in an experiment?
Control Group
What gas do plants take in during photosynthesis?
Carbon Dioxide
What is the physical appearance of a trait called?
Phenotype
What do you call organisms that make their own food using sunlight or chemicals?
Autotrophs
What type of protein speeds up chemical reactions in cells?
Enzymes
What term describes data that can be measured numerically?
Quantitative
What organelle is responsible for photosynthesis in plant cells?
Chloroplast
What term describes an organism that has two identical alleles for a trait?
Homozygous
Why is most energy lost between trophic levels?
Heat
For the Cell Cycle, we learned the acronym, PMAT. What stage of mitosis involves the chromosomes aligning in the middle?
Metaphase
What process ensures scientific results are checked by other scientists before publication?
Peer Review
What molecule is the main energy carrier produced in cellular respiration?
ATP
What pattern of inheritance occurs when both alleles are equally expressed?
Codominance
What percentage of energy is typically passed to the next trophic level?
10%
What gas released by human activities, such burning fossil fuels, increases in Earth's atmosphere?
Carbon dioxide
What is an explanation supported by extensive evidence that is used to describe natural phenomena?
Theory
What process occurs in the mitochondria that breaks down glucose without oxygen?
Fermentation (or Anaerobic cellular respiration)
What is the division of gametes that reduces chromosome number by half?
Meiosis
What level describes an organism’s position in an energy pyramid?
Trophic
What process leads to species becoming better adapted over generations?
Natural Selection