Q: What produces gametes with different alleles? Choices: - prokaryotes - anthocyanins - chromatids - heterozygotes A:
heterozygotes

Q: What consists of all the biotic and abiotic factors in an area and their interactions? Choices: - habitat - macroevolution - community - ecosystem A:
ecosystem

Q: Q: If the frequency of the electromagnetic wave is the same as the natural frequencies of the system, the transfer of what is much more efficient? Choices: - heat - sound - light - energy A:
A: energy

Question: Q: What does cartilage lack compared to bones, making it softer and less rigid? Choices: - potassium - magnesium - protein - calcium A:
Answer: calcium

*Question*
Q: What theory explains most of the features of earth's surface? Choices: - Big Bang theory - flat earth theory - string theory - plate tectonics A:
**Answer**
plate tectonics

(Q).
Q: What molecule consists of two atoms of hydrogen and one atom of oxygen? Choices: - carbon monoxide - hydrogen peroxide - air - water A:
(A).
water