Unit 2 Cells

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

• osmosis

• diffusion

• active transport

• passive transport

This cell is undergoing mitosis.  What stage of mitosis is shown?

• prophase
• metaphase
• anaphase
• telophase

This diagram shows the cell cycle.

Which of the following activities occur in the S phase?

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

Tags

NGSS.MS-LS1-2

Meiosis is the process by which gametes are produced. In which of the following human organs would meiosis occur?

• Liver
• Stomach
• Testis
• Lungs

Tags

NGSS.MS-LS3-1

Which phase of mitosis would be seen next?

• Prophase

• Anaphase

• Telophase

• Interphase

Which of the following are parts to the cell theory?

• All living things are made of cells

• Cells are the smallest unit of life

• Cells can only come from other cells

• There are many different types of cells

Tags

NGSS.MS-LS1-1

What is the main component of the Cell Membrane?

• Carbohydrate

• Phospholipid

• Proteins

Tags

NGSS.MS-LS1-2

What serves as the transport channel in the cell membrane?

• Carbohydrates

• Phospholipid

• Proteins

What is the only organelle that both Prokaryotes and Eukaryotes have?

• Mitochondria

• Vacuoles

• Ribosomes

• Lysosomes

Match the following

• Cytoskeleton

• Contains enzymes, breaks down materials in the cell.

• Smooth E.R.

• Has ribosomes, makes proteins and packages them for transport.

• Rough E.R.

• Provides support to the cytoplasm

• Lysosome

• Receives protein vesicles, sorts, processes and ships proteins.

• Golgi Bodies

• Makes lipids(membrane and sterioids), Ca+

Tags

NGSS.MS-LS1-2