Polygenic inheritance is when many genes control a single trait, such as height or hair color.

Which of the following is an example of active transport (requires ATP)?

What Mendel called transmissible factors we now call: 

The Na+/K+ pump is an example of a(n)

The physical separation of cytoplasmic material into the two daughter cells (at the end of the cell cycle) is referred to as:

An allele that is not always expressed.

A distinctive feature of eukaryotes is the organization of tightly packaged chromosomal DNA with proteins into a membrane-bound structure called the 

Which sequence shows the correct order of the phases of mitosis?

_________ are groups of similar cells that act as a functional unit

GRAMÁTICA -B (5 items, 10 points) Read the following sentences very carefully and fill in the blanks with the correct form of the present perfect of the verbs in parentheses. You must type two words in each blank. Don’t forget to mark accent marks and special characters when appropriate.   Mi hermano y yo (ver)   varias películas en japonés. Tú y yo nunca (romperse)   ningún hueso. Yo (ir) a España dos veces. Mi jefe no me (dar) unos días libres en mucho tiempo. Yo nunca (escribir) un poema.