How Can Root Cells Grow From Shoot Cells

Question: What was the purpose of the dogwood experiment?

Answer: determine the most effective way to stimulate root growth in dogwoods

Question: How can root cells grow from shoot cells?

Answer: Each cell contains all the instructions for every part of the plant.

Question: Which treatment was least effective in the dogwood experiment?

Answer: soaking in water for 24 hours

Question: Why were the shoot cuttings soaked in water?

Answer: to simulate a spring-time environment

Question: Select all of the following reasons why the rooting powder stimulated root growth.

Answer: -The powder sent chemical signals to initiate cell division.-It sent chemical signals promoting cells to differentiate.

Question: The first phase of mitosis is

Answer: prophase

Question: If you noticed chromosomes lined up near the middle of the cell, the cell would most likely be in

Answer: metaphase

Question: Mitosis involves the equal division of

Answer: chromosomes

Question: Cells that can differentiate into any cell type in an organism are referred to as ______ cells.

Answer: stem

Question: __________ are responsible for telling cells how to behave.

Answer: genes

Question: Every cell in the human body contains the same set of instructions. Why is it that some cells are muscle cells, some cells are nerve cells, and other cells are skin cells?

Answer: Different genes are expressed in different cell types.

Question: In cellular reproduction, DNA replication occurs during

Answer: interphase

Question: Mitosis is important for which of the following reasons? Select all that apply.

Answer: -growth-development-repair of tissues

Question: Which of the following are true of prophase? Select all that apply.

Answer: -chromosomes condense-nuclear envelope disappears (really in prometaphase)

Question: Cell division is necessary to support life.

Answer: TRUE