Answer:
The short answer is, yes and no. There's only a handful of animals like mammals or birds that have a parasitic relationship; one such is the Vampire Bat, yes, although one could argue it could also be considered a form of hunting too.
Explanation:
Answer:
C) It involves interactions between biotic and
abiotic factors.
Explanation:
Ecosystems need energy imput, need both consumers and producers, and can exist on land, lakes, rivers and oceans.
A hypothesis is like an educated guess, without any data to prove its true or false whereas a theory is backed up with quite a bit of data.
The correct answer to this open question is the following.
Although there are no options attached, we can say the following.
If water was the cause of the sickness, then Dr. Snow had it well shutting down the Broad Street Water Pump.
Dr. John Snow was an English Obstetrician that tried to demonstrate in 1854 that cholera was the cause of many deaths in the water pump of Broad Street, Soho, London. At that time, scientists thought that the disease spread due to bad air, although Dr. Snow tried to prove that contaminated water was the cause. So the decision to shut down the pump was correct, although the London authority had its doubts.
Answer:
The correct answer is option A.
Explanation:
A metabolic pathway is a consecutive process that takes place step after step set of connected biochemical reactions that changes substrate to a product or products through metabolic reactions and intermediate products.
One of the example is breakdown of the carbohydrates in to glucose molecules.
Thus, the correct answer is option A.