#Question id: 7096
#Unit 5. Developmental Biology
In which portion of the frog's life-cycle would a frog appear most similar to a mammal?
#Question id: 10899
#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;
#Question id: 4505
#Unit 3. Fundamental Processes
Symplekin protein is participats in which of the following processes;
#Question id: 21278
#Unit 12. Applied Biology
#Question id: 2618
#Unit 2. Cellular Organization
The three genes (lacZ, lacY, and lacA) are transcribed as a single mRNA from the promoter, these genes are expressed at high levels only when