STAAR Biology Category 1 Review

Match the following

• animal cell

• Unicellular, has a flagella to help it move

• bacteria cell

• Multicellular, does not have a cell wall

• plant cell

• Multicellular, has chloroplasts

Tags

7-LS1-2

The ​ (a)   are responsible for converting glucose (food) into ​ (b)   for the cell.

• mitochondria
• energy
• nucleus
• DNA
• ribosome

Tags

7-LS1-2

Reorder the following from simple to complex

• Cell

• Tissue

• Organism

• Organ systems

• Organs

Tags

NGSS.HS-LS1-2

Cyclins signal cells to progress through stages of cell replication. Uncontrolled production of cyclins will most likely result in (a)  

• the formation of haploid cells
• transfer of cyclins to other cells
• formation of tumors
• death of the cell

Tags

NGSS.HS-LS1-4

What is one way that a lysogenic infection differs from a lytic infection?

• A lysogenic virus does not act on bacteria as a lytic virus does.
• A lysogenic virus can remain in the host DNA for a longer period without becoming active.
• A lysogenic virus contains RNA instead of DNA.
• A lysogenic virus directs the production of new viruses right away.

Cell have several mechanisms for regulating their internal environments. Which of these mechanisms involved in maintaining homeostasis requires energy? (a)  

• osmosis
• diffusion
• active transport
• passive transport

Tags

NGSS.HS-LS1-3

This diagram shows the cell cycle.Which of the following activities occur in the S phase? (a)  

• Replication of the DNA
• Growth of the cell
• Formation of the mitotic spindle
• Breakdown of the nuclear membrane

Tags

NGSS.HS-LS1-4

• F

• G

• H

• J

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

• F

• G

• H

• J

Tags

NGSS.MS-LS1-1

• F

• G

• H

• J