Suppose you have monohybrid pea plants in your garden and find that they produce round seeds to wrinkled seeds in the ratio of 3: 1. if the alleles are designated r and r, respectively, what are the probable genotypes of the wrinkled seeds produced by your plants?
a. rr & rr
b. rr only
c. rr & rr rr
d. only rr only

A17-year-old primigravida is admitted in early labor. her cervix is 2 to 3 cm dilated and 100% effaced. the fetus is cephalic, and the presenting part is at –1 station. her membranes are intact. the patient is holding her boyfriend's hand tightly and breathing rapidly with each contraction. she tells the nurse in a shaky voice, "i'm so nervous. i've never been in a hospital before. i don't know anything about labor or if i can do this." what is an appropriate nursing diagnosis for this patient?

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

2. which is the last step in the scientific method?