input: OPTIONS:
- long root system
- runner root system
- attaching root system
- fibrous root system Now, answer this question: Q: Root systems are mainly of two types. dicots have a tap root system, while monocots have a what? A:
A:
output: fibrous root system

Q: Mammals generally lack a cloaca and have a separate opening for the what? A:

OPTIONS:
- urinary tract
- tissues tract
- physical tract
- digestive tract

Answer: digestive tract

Problem: OPTIONS:
- temperature
- volatility
- acidity
- rate of decay
Q: Q: What remains a constant of radioactive substance over time? A:
Answer: rate of decay

Problem:OPTIONS:
- brain
- liver
- lung
- heart

Q: In the cardiovascular system, where is the ultimate destination of the oxygen-poor blood? A:
****
A: heart

Q: Mass spectrometry today is used extensively in chemistry and biology laboratories to identify chemical and biological substances according to their ratios of what? A:
OPTIONS:
- ph to charge
- volume to charge
- mass to volume
- mass-to-charge
mass-to-charge

Q: Animals can transport what waste material in the circulatory system and store it safely at high concentrations? A:
OPTIONS:
- proteins
- carbon
- phosphorus
- urea

Answer:
urea