In plants, yellow pea color (Y) is dominant over green pea color (y). Two heterozygous plants (Yy) are crossed. Which of the following results supports Mendel’s Laws 1.All of the yellow offspring are heterozygous for color.

2.all of the offspring have genotype Yy.

3.All of the offspring are yellow.

4. The offspring could be yellow or green.

Texas bluebonnet plants seen in this photo are an example of which ecological unit?

The table below shows the number of foot bones in some horse fossils.horse fossil recordhorse fossil number of foot bonesp 19q 17r 24s 13ancient horses had more bones in their foot then present-day horses. the present-day horse has 11 foot bones. what is the correct order of evolution of the horse starting from the youngest fossil? a. q p r s b. s r p q c. s q p r d. r p q s

Genetic disorders can result when sister chromatids fail to seperate properly. during what phase is this problem most likely to occur?