AP Biology Unit 4 (Topics 4.1, 4.3, 4.4, 4.5, 4.6, and 4.7)

How cells communicate?

• Direct contact

• Distance via chemical signals

• All options listed

How cells communicate with one another?

• Short-distance using local regulators

• Travel long-distance to target cells of another cell type

• All options listed

Wha the signal transduction pathway include?

What does the signal transduction pathway result in??

• Changes in gene expression

• Changes in cell function

• Alteration in phenotype

• Result in apoptosis

• All options listed

How changes in signal transduction pathway alter cellular response?

Tags

NGSS.HS-LS3-2

How can a chemical interfere with the pathway?

• Activate the pathway

• Inhibit the pathway

• All options listed

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-5

How organisms use feedback?

Tags

NGSS.HS-LS1-3

What is negative feedback?

Tags

NGSS.HS-LS1-3

What is positive feedback?

Tags

NGSS.HS-LS1-3

Which two phases the cell divide and transmit genetic information?

• Interphase

• M phase

• Cytokinesis

• G2

Tags

NGSS.HS-LS1-4