Question

Which of the following statements best describes the difference between a benign and malignant tumor?_____ (type 1, 2, or 3 in the blank)

1. benign tumors rarely interfere with organ function but malignant tumors often impair and spread to other organs.

2. benign tumors are produced from unregulated cell growth but malignant tumors are regulated

3. benign tumors metastasize but malignant tumors do not

Which of the following statements best describes metastasis? ____

1. metastasis is unregulated growth of cells

2. metastasis is the process of forming a tumor

3. metastasis is cancer cells spreading to different parts of the body

Using the figure below, which answer below would best represent the activity of the proto-oncogene Ras? ____

1. growth factor

2. receptor protein

3. relay protein

Which statement below concerning the advent of cancer is most accurate? ______

1. cancer would arise when a proto-oncogene is mutated to an oncogene.

2. cancer would arise if a tumor suppressor gene was mutated and turned off.

3. cancer would arise most likely with 1 & 2 answers together.

Growth factor Plasma membrane Relay proteins a, checkpoint Recepto protein Signal transduction Cell cycle controls system pathway

Using the figure below, which number would represent where crossing over takes place?___ (type 1-8 in the blank)

Which number would represent the first cell in the process that is considered haploid?____

Which cell is the most similar to anaphase of mitosis? _______

Where does independent assortment occur? ____

Where are tetrads initially seen?____

Answer 1

Which of the following statements best describes the difference between a benign and malignant tumor? 1. benign tumors rarely interfere with organ function but malignant tumors often impair and spread to other organs.

Which of the following statements best describes metastasis? 3. metastasis is cancer cells spreading to different parts of the body.

Using the figure below, which answer below would best represent the activity of the proto-oncogene Ras? 3. relay protein.

Which statement below concerning the advent of cancer is most accurate? 3. cancer would arise most likely with 1 & 2 answers together.