Which diagram correctly shows how heterozygous alleles are found on homologous chromosomes? A chromosome is labeled Upper A a.

A chromosome is labeled a a.

2 chromosomes are labeled Upper A and a.

2 chromosomes are labeled a and a.

Describe at least 2 abiotic and two biotic factors found in the desert biome how do these abiotic factors interact with the biotic factors

The first amino acid of a new polypeptide chain is

Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables