Circle the letter of the correct choice. 1. All of the individuals of a single species that occur together at a given place and
time are members of the same
a. community
b. population
c. ecosystem
d. niche

1. mendel observed that pea plants had traits, such as color, that were either “one or the other,” never something in between. discuss the correlation between mendel’s factors, what they might be, and why pea plant traits come in one form or another—e.g., gray or dark red—rather than blended.