Answer:
it is.
Explanation:
breathing helps you live (obviously) so it would be considered a life function
Answer:
D. reproduction
Explanation:
If the species doesn't reproduce they die out or become extinct.
Answer:
One or two molecules can make up simple carbohydrates
Answer:
oxygen
Explanation:
A limiting factor is any condition whose decrease, increase, absence or presence is able to limit/stop population growth. Examples of limiting factors include abiotic conditions (e.g., temperature, water, oxygen, CO2, etc) or biotic conditions (e.g., food, mate, etc). There are many aquatic species that require high levels of oxygen (e.g., fish), thus being it a limiting factor for these species.
D) A & B
it protects the seed against any damage or harmful weather conditions and also helps in dispersal of the seed through different means.
