What is the second step of signal transduction?
a. reception
b. transduction
c. differentiation
d. division
e. response
ANSWER: b
You might also like to view...
Why are most bryophytes less than 10 cm tall?
A. They have underdeveloped stomata. B. They are seedless. C. They lack a cuticle. D. The have conducting cells instead of tracheids. E. They have no H2O transport mechanisms.
The simplest hypothesis for the original function of Hox genes is that the common ancestor of bilateral animals had Hox genes that were ________
A) expressed in the development of its appendages B) scattered throughout the genome C) expressed in the canonical spatial pattern D) crucial for the development of its digestive system E) organized in multiple clusters
The fluid material located outside of the nucleus is the
A. vacuole. B. protoplasm. C. cytoplasm. D. nucleoplasm.
Answer the following questions true (T) or false (F)
1. The genus Kenyanthropus appears to be the immediate ancestor of the genus Homo. 2. Homo sapiens and Homo neanderthalensis coexisted for thousands of years. 3. Homo floresiensis represents a branching point for modern humans in Africa.