A plant can have green (G) or yellow (g) leaves. IIt can also have long (K) or short (k) stem. A scientist is preparing a Punnett square for a dihybrid cross
of a plant with a genotype GgKk. What possible gametes can the plant
produce?
A. GK, Gk, gk, gk
B. GK, GG, KK, kK
C. GK. Gk
D. GK, gk

How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.

Which phrase is the best summary of the model shown? a. the transfer of the sun's energy through trophic levels b. a series of aerobic and anaerobic reactions c. a transformation of light energy into chemical energy d. the breakdown of food molecules

At which point is crust neither created nor destroyed? island chain mid-ocean ridge divergent boundary transform boundary