The nurse is reviewing the scanned images of an ultrasonography test of the fetus. the nurse finds that the head and abdominal circumferences of the fetus are large in proportion to other parts of the body. what should the nurse conclude about the fetus?

Ascientist and her team counted 200 individual deer in an area of 10 square kilometers. what is the population density?

Depending on the organism the number of in a cell may change

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