#Question id: 10603
#Unit 10. Ecological Principles
The population size of a bird increased from 600 to 700 in one year. If the per capita birth rate of this population is 0.50, what is its per capita death rate?
#Question id: 28242
#Unit 5. Developmental Biology
which types of Intracellular regulatory mechanisms that involve to regulate stem cell behavior occurs at the level of chromatin?
#Question id: 28823
#Unit 2. Cellular Organization
Vertebrate skeletal muscle contraction, also depends on set of specialized accessory proteins that are closely associated with the actin thin filaments such proteins are____
#Question id: 15000
#Unit 8. Inheritance Biology
#Question id: 28482
#Unit 5. Developmental Biology
A cell become the trophoblast cells by the activation of the transcription of cdx2 gene, these cdx2 gene is regulated by which transcriptional factor?