#Question id: 5461
#Unit 8. Inheritance Biology
When two or more nonallelic gene pairs affect the same character in the same way, it is called _______.
#Question id: 12980
#Unit 10. Ecological Principles
The following questions refer to Figure which depicts the age structure of three populations.
Which population is in the process of decreasing?
#Question id: 3866
#Unit 3. Fundamental Processes
Which of the following statements about E. coli RNA polymerase (core enzyme) is false?
#Question id: 19335
#Unit 12. Applied Biology
#Question id: 11798
#Unit 6. System Physiology – Plant
Companion cells transport of photosynthetic products from producing cells in mature leaves to the sieve elements in the minor veins of the leaf. There are at least three different types of companion cells in the minor veins of mature, exporting leaves, All three cell types have dense cytoplasm and abundant mitochondria;