Q: Q: Both pathways that isolate a population reproductively in some form, allopatric and sympatric describe what, which means the creation of new species? A:

OPTIONS:
- accumulation
- extinction
- bacterial
- speciation

A: speciation

input: OPTIONS:
- became larger
- lose of acquired traits
- ecological of acquired characteristics
- inheritance of acquired characteristics Now, answer this question: Q: How did lamarck believe species change over time? A:
A:
output: inheritance of acquired characteristics

Q: Fruit begins to ripen because what gas is released? A:

OPTIONS:
- sulfur
- chloride
- hydrogen
- ethylene

Answer: ethylene

Problem: OPTIONS:
- spores
- fruits
- roots
- leaves
Q: Q: The arrangement of what plant structures can be classified as either alternate, spiral, or opposite? A:
Answer: leaves

Problem:OPTIONS:
- calcium
- helium
- ions
- hydrogen

Q: The carbon atoms are bonded together, with each carbon also being bonded to two of what kind of atoms? A:
****
A: hydrogen

Problem:OPTIONS:
- practicum
- example
- variation
- experiment

Q: What is a controlled scientific study of specific variables called? A:
****
A:
experiment