the phytoplankton at the bottom of the pyramid take in and store a certain amount of the sun's energy. does all the energy stored by phytoplankton reach the top level of the pyramid?

Which animal group is the largest and contains more species from all the other living groups combined? is it mammals or

Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis. b. the primary role of microbes on the planet involves causing disease in animals and humans. c. microbes produce vitamins in the intestines. d. microbes play a role in breaking down waste and decomposing dead organisms.

Which statement best describes the relationship between an allele and a gene? question 1 options: an allele is a variation of a gene that can be expressed as a phenotype. an allele is the part of a gene that attaches to messenger rna molecules. an allele is a segment of a dna molecule that controls replication of a gene.