Which is a biotic factor that characterizes the tropical savanna biome?
a) long dry season
b) short wet season
c)dominated by conifers
d) grasslands with scattered trees

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

16. which of the following accurately describes a step within transcription? a. dna polymerase uses one strand of rna as a template to put together nucleotides. b. the dna strand is used as a template for which a complementary rna strand can be produced. c. the rna strand forms a template by which dna can be built. d. the rna strand is produced within the cytoplasm.

The diagram shows the development of the oocyte and the follicle during the menstrual cycle. identify at which stage in the cycle the hormone levels are at their highest and most active.