Ch.22 - DevelopmentSee all chapters
All Chapters
Ch.1 - Introduction to Biology
Ch.2 - Chemistry
Ch.3 - Water
Ch.4 - Carbon
Ch.5 - Biological Molecules
Ch.6 - Cells
Ch.7 - The Membrane
Ch.8 - Energy and Metabolism
Ch.9 - Respiration
Ch.10 - Photosynthesis
Ch.11 - Cell Signaling
Ch.12 - Cell Division
Ch.13 - Meiosis
Ch.14 - Mendelian Genetics
Ch.15 - Chromosomal Theory of Inheritance
Ch.16 - DNA Synthesis
Ch.17 - Gene Expression
Ch.18 - Regulation of Expression
Ch.19 - Viruses
Ch.20 - Biotechnology
Ch.21 - Genomics
Ch.22 - Development
Ch.23 - Evolution by Natural Selection
Ch.24 - Evolution of Populations
Ch.25 - Speciation
Ch.26 - History of Life on Earth
Ch.27 - Phylogeny
Ch.28 - Prokaryotes
Ch.29 - Protists
Ch.30 - Plants
Ch.31 - Fungi
Ch.32 - Overview of Animals
Ch.33 - Invertebrates
Ch.34 - Vertebrates
Ch.35 - Plant Anatomy
Ch.36 - Vascular Plant Transport
Ch.37 - Soil
Ch.38 - Plant Reproduction
Ch.39 - Plant Sensation and Response
Ch.40 - Animal Form and Function
Ch.41 - Digestive System
Ch.42 - Circulatory System
Ch.43 - Immune System
Ch.44 - Osmoregulation and Excretion
Ch.45 - Endocrine System
Ch.46 - Animal Reproduction
Ch.47 - Nervous System
Ch.48 - Sensory Systems
Ch.49 - Muscle Systems
Ch.50 - Ecology
Ch.51 - Animal Behavior
Ch.52 - Population Ecology
Ch.53 - Community Ecology
Ch.54 - Ecosystems
Ch.55 - Conservation Biology

Developmental Biology

See all sections
Developmental Biology
Animal Development
Plant Development

Concept #1: Cell Division and Differentiation

Concept #2: Cellular Interactions and Apoptosis

Concept #3: Differential Expression, Morphogens, and Pattern Formation

Additional Problems
Which is the correct sequence for levels of biological organization within an organism?  a.  Atom - molecule - organelle - cell - tissue b.  Molecule - atom - organelle - tissue - cell c.  Cell - organelle - atom - tissue - molecule d.  Organelle - molecule - atom - tissue - cell e.  Atom - organelle - molecule - cell - tissue
Immature cells that retain the potential to develop into multiple cell types are:  a. Germ cells b. Somatic cells c. Stem cells d. Nerve cells e. All are correct
A structure consisting of tissues organized to carry out a specific function defines a(an): a.  Organb.  Cellc.  Populationd.  Atome.  Molecule
Which of the following statements about pattern formation are true? Select the four statements that are true.a. Homeotic genes code for transcription factors that control the development of segment-specific body parts.b. Homeotic genes establish major body axes.c. Cells receive molecular signals that communicate their position in relation to other cells.d. Differential gene expression affects the developmental process in animals.e. Pattern formation begins in adult animals.f. The process of pattern formation involves segmentation of the body but does not involve the development of segment-specific body parts.g. Positional information controls pattern formation.
The genes that control the formation of specific structures (appendages) in the appropriate body regions of a Drosophila are known asa. inducersb. morphogensc. filopodiad. Hox Genese. cytoplasmic determinants
A sexual life cycle has two main events: meiosis and gamete formation.a. True   b. False