Sunflowers have specialized cells that enable them to track the Sun. Which of the following allows the sunflower to move to face
the Sun?
A.
Gravity
B.
Electricity
C.
Friction
D.
Turgor

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.

Categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. makes predictions

Common symptoms of an iron-defiency anemia include muscle weakness shortness of breath and lightheadedness why does iron deficiency causes these symptoms