If the determination of gender is coiled structures made of DNA and proteins, then the determination of what is coiled structures made of DNA and proteins? Answer choices: - PDAs - ligt - complex - gender - improve - SO2 - three - alleles
gender

If the rings in a tree determined the growth rate of the forest, then you can determine the growth rate of the forest by examining what? Answer choices: - seasons - tissue - bark color - cycles - alleles - radiation level - rings - color gradient
rings

Q: If astronauts require preserved meals for extended flights, then what do astronauts need for extended flights? Answer choices: - hydrogen and oxygen - preserved meals - solid, liquid, gas - small meals - fresh meals - Dehydration - nutrients - surprise meals
A: preserved meals

Question: If oxygen is essential for cellular respiration for fungi, then oxygen is essential for cellular respiration for what? Answer choices: - Man - Energy. - humans - plants - animals - Energy - health - fungi
Answer: fungi

*Question*
If heating a filament is helpful for seeing in the dark, then what is helpful for seeing in the dark? Answer choices: - an electron microscope - an electron lens - microscope - closing the blinds - blackouts - closing your eyes - focusing a lens - heating a filament
**Answer**
heating a filament

(Q).
If pollination is the fertilization step in something that is healthy when clean, then pollination is the fertilization step in something that is healthy when what? Answer choices: - made - autumn - Summer - edible - clean - flowers - small - seeds
(A).
clean