Question

a. a dichotomous key is a tool that allows the user to determine the identity of items in the natural world based on the item’s characteristics
b. \dichotomous\ means

• \divided into two parts\ greek origin
• dichotomous keys always give two distinct choices in each step, often they are opposites

c. who can it be now?

• gru has an uncanny way of telling his minions apart, but can you? use the dichotomous key below to find the names of grus minions.

1a. the minion has one eye.......................................................go to 2
1b. the minion has two eyes.....................................................go to 3

2a. the minion is smiling..........................................................go to 6
2b. the minion is not smiling.....................................................phil

3a. the minion has a toothy smile...............................................go to 4
3b. the minion is not showing teeth.............................................go to 5

4a. the minion is riding on a rocket.............................................dave
4b. the minion is standing........................................................go to 7

5a. the minion is looking at you.................................................go to 8
5b. the minion is working........................................................tim

6a. the minion is saluting........................................................kevin
6b. the minion has his finger on his chin.......................................kyle

7a. the minion has both hands up...............................................stewart
7b. the minion has one hand up.................................................go to 9

8a. the minion is smiling........................................................mark
8b. the minion is frowning.......................................................ted

9a. the minion has his left hand up.............................................larry
9b. the minion has his right hand up...........................................bart

Explanation:

Since the problem is about using a dichotomous key to identify minions (a biology - related classification tool), we'll analyze each minion:

Minion 1 (One eye, not smiling)

Step1: Check eye count (1a)

The minion has one eye, so go to 2.

Step2: Check if smiling (2b)

The minion is not smiling, so the name is Phil.

Minion 2 (Two eyes, toothy smile, standing, one hand up, right hand up)

Step1: Check eye count (1b)

The minion has two eyes, so go to 3.

Step2: Check smile type (3a)

The minion has a toothy smile, so go to 4.

Step3: Check posture (4b)

The minion is standing, so go to 7.

Step4: Check hands up (7b)

The minion has one hand up, so go to 9.

Step5: Check hand side (9b)

The minion has his right hand up, so the name is Bart.

Minion 3 (Two eyes, not showing teeth, working)

Step1: Check eye count (1b)

The minion has two eyes, so go to 3.

Step2: Check smile type (3b)

The minion is not showing teeth, so go to 5.

Step3: Check activity (5b)

The minion is working, so the name is Tim.

Minion 4 (Two eyes, not showing teeth, looking at you, smiling)

Step1: Check eye count (1b)

The minion has two eyes, so go to 3.

Step2: Check smile type (3b)

The minion is not showing teeth, so go to 5.

Step3: Check activity (5a)

The minion is looking at you, so go to 8.

Step4: Check expression (8a)

The minion is smiling, so the name is Mark.

Minion 5 (One eye, smiling, finger on chin)

Step1: Check eye count (1a)

The minion has one eye, so go to 2.

Step2: Check if smiling (2a)

The minion is smiling, so go to 6.

Step3: Check gesture (6b)

The minion has his finger on his chin, so the name is Kyle.

Minion 6 (Two eyes, toothy smile, riding on rocket)

Step1: Check eye count (1b)

The minion has two eyes, so go to 3.

Step2: Check smile type (3a)

The minion has a toothy smile, so go to 4.

Step3: Check posture (4a)

The minion is riding on a rocket, so the name is Dave.

(If we assume we need to identify one minion, for example, the first minion in the table: )

Answer:

Phil (for the first minion), Bart (for the second), Tim (for the third), Mark (for the fourth), Kyle (for the fifth), Dave (for the sixth)

(If you want to identify a specific minion, please provide more details about which minion (e.g., the first one, the one with two eyes and toothy smile etc.))