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Biology & Geology

Chapter 2 - Hormonal Coordination in Living Organisms

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Chapter 3 - Reproduction in Living Organisms

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Chapter 4 - Immunity in Living Organisms

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Chapter 5 - Molecular Biology - DNA Structure and Function

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Chapter 6 - Molecular Biology - RNA, Protein Synthesis and Genetic Engineering

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Quiz

Lesson 2 Quiz: DNA Structure, Replication and DNA Repair Enzymes

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1.
Which of the following alloys is classified as an interstitial alloy?
Brass (Copper and Zinc)
Carbon steel (Iron and Carbon where small carbon atoms occupy interstitial voids)
Stainless steel (Iron, Chromium, and Nickel)
Duralumin (Aluminum and Copper)
2.
Which of the following oxides is amphoteric?
ZnO
Na2O
MgO
SO3
3.
Which of the following hormones is considered a steroid hormone (derived from fat and cholesterol)?
Growth hormone (GH)
Thyroxine
Insulin
Progesterone and testosterone
4.
The infective stage of the female Anopheles mosquito in the life cycle of Plasmodium malaria is:
Sporozoites
Merozoites
Zygote
Gametocytes
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