Topic
Q:
What event(s) occur during anaphase?
The spindle pulls on the duplicated
chromosomes.
The duplicated chromosomes split.
The DNA forms into chromosomes.
The nucleus dissolves.
Q:
What event occurs in metaphase?
The chromosomes line up in the middle of
the cell.
The spindle forms.
The spindle falls apart.
The duplicated chromosomes are split up.
Q:
Lack of vitamin A causes
(a) scurvy (b) anaemia (c) night blindness
(d) ricket
Q:
6. Compare the effects of stimulants, depressants,
opiates, and hallucinogens on the body and
behavior.
7. Evaluate the reason Rohypnol and other depres-
sants are especially dangerous for women.
8. State five reasons why heroin is a physically and
socially destructive drug.
Critical Thinking
9. LIFE SKILL Practicing Wellness Why should
police be cautious when confronting someone
on LSD?
Q:
Tina observed that the hosta plants under the tree in her yard were growing well. They were bright green and
healthy. The hosta plants in the open section of her yard among the grass and flowers were smaller, browning,
and wilted. Tina decided to design an investigation to determine why the hosta plants were growing differently.
Which would be the best hypothesis for Tina to form based on her observations?
It hosta plants are planted near grass, then they will grow better.
It hosta plants are planted near flowers, then they will grow better.
Q:
An apple was cut into four pieces. Which statement below is true about the Law of Conservation and this apple?
The mass of the cut apple is \( 1 / 2 \) of its original mass.
The mass of the cut apple is \( 1 / 4 \) of its original mass.
The mass of the cut apple is the same as its original mass.
The mass of the cut apple is greater than its original mass.
Q:
Using Key Terms
1. Define stimulant.
2. Identify the term that means "a drug that causes
relaxation and sleepiness."
3. Identify the term that means "a drug that distorts
perception, causing users to see or hear things that
are not real."
Understanding Key Ideas
4. List medical uses for three drugs of abuse.
5. Summarize why stimulants, depressants, opiates,
and hallucinogens are dangerous when used for
nonmedical uses.
Q:
Question \( 1-3 \)
Sharpening a pencil and tearing paper are examples of physical changes. Which statement best describes why these are physical
changes and not chemical changes?
There is a change in the appearance of the objects and the materials from which they are made.
There is a change in the materials from which the objects are made.
There is a change in how the objects are used.
Q:
5. Identify which of these are not effects of mari-
juana on the brain.
\( \begin{array}{l}\text { a. impaired memory } \\ \text { b. loss of coordination } \\ \text { d. increased alertness }\end{array} \)
6. Identify three dangers of inhalant abuse.
7. List the effects of five types of club drugs on the
body.
8. Compare the effects of anabolic steroids on men
with the effects of anabolic steroids on women.
Q:
Quanto à formação do solo, pode afirmar-se que...
A. os animais detritivoros não têm qualquer papel relevante.
B. a cor não é influenciada pelo tipo de rocha-mãe.
C. os horizontes vão-se formando ao longo do tempo.
D. o tempo não é um fator importante.
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