A) The study of chemical reactions in the atmosphere. B) The study of fossilized remains of ancient organisms. C) The study of genetic mutations in bacteria. D) The study of processes by which animals and plants grow and develop.
A) Volcanic activity B) Regeneration C) Plate tectonics D) Ocean currents
A) Digestion, circulation, and excretion. B) Genetic inheritance, natural selection, and mutation. C) Cell division, photosynthesis, and respiration. D) Tissue patterning, tissue growth, and tissue morphogenesis.
A) The sequence of the entire genome. B) Spatial patterns in a ball or sheet of initially similar cells. C) The chemical composition of soil. D) The final size of the adult organism.
A) Random mutation. B) Dietary changes. C) Cytoplasmic determinants and inductive signals. D) Environmental temperature only.
A) By the color of the cell. B) By the expression of specific combinations of transcription factors. C) By the size of the cell nucleus. D) By the number of mitochondria.
A) Very low levels of all proteins. B) Randomly generated proteins. C) Only structural proteins. D) Large amounts of specific proteins associated with cell function.
A) The breakdown of metabolic waste. B) Orchestrated movements of cell sheets and individual cells. C) The production of new DNA. D) The static growth of a single cell type.
A) Cytoplasm, nucleus, and membrane. B) Epidermis, dermis, and hypodermis. C) Stamen, petal, and sepal. D) Ectoderm, mesoderm, and endoderm.
A) The process of cell death. B) The movement of cells across tissues. C) The uniform expansion of all tissues. D) The differential growth of parts.
A) Plant cells are immotile, so morphogenesis is achieved by differential growth. B) Plants do not undergo morphogenesis. C) Plants use different germ layers. D) Plant cells move rapidly to form shapes.
A) The social behavior of animals. B) The chemical synthesis of organic molecules. C) The dynamics guiding the development and evolution of biological form. D) The history of laboratory equipment.
A) Notch B) NeuroD C) HNF4 D) Myogenin
A) HNF4 B) Myogenin C) NeuroD D) Notch
A) Hepatocyte differentiation. B) Skin formation. C) Neuronal differentiation. D) Muscle differentiation.
A) Random fragmentation of DNA. B) Highly condensed structure blocking all transcription. C) Very open structure allowing access for transcription enzymes. D) No chromatin is present.
A) Glucose pathway. B) Hemoglobin pathway. C) Notch signaling pathway. D) Insulin signaling pathway.
A) The ability to regrow a missing part B) The fusion of two distinct organisms C) The ability to reproduce asexually D) The process of embryonic development
A) Planarian worm B) Urodele amphibian C) Hydra D) Cricket
A) Neural tissues B) Epidermal tissues C) Connective tissues D) Vascular tissues
A) Genetic versus epigenetic B) Internal versus external C) Pristine versus adaptive D) Simple versus complex |