Alleles can be described as
i. dominant
ii. recessive
iii. codominant
iv. partially dominant
v. incompletely dominant

How does pregnancy begin? a) a placenta forms in the uterus b) a sperm reaches an egg in the fallopian tubec) the blastocyst differentiates into two cell types d) contractions begin in the uterine wallapex

Aflashlight battery is an example of a) potential energy b) kinetic energy c) thermal energy d) solar energy

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.