True or false on inheritance

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Mendel worked on the garden pea.

2. Statement is true

   No

   Statement

   The F1 of tall by dwarf is all dwarf.

3. Statement is true

   Yes

   Statement

   The monohybrid F2 ratio is 3 to 1.

4. Statement is true

   Yes

   Statement

   Down's syndrome involves chromosome 21.

5. Statement is true

   No

   Statement

   A normal human cell has 48 chromosomes.

6. Statement is true

   Yes

   Statement

   Morgan worked with fruit flies.

Instructions

Decide whether each statement is true or false.

Explanation