Answer:
9 January, 1992
Explanation:
The first confirmed detection of extrasolar planet (or) exoplanet occurred in the year <u>1992</u>.
Answer:
c
Explanation:
because thats what I think the answer can be
Answer:
The two systems are circulatory and endocrine.
Explanation:
circulatory absorbs nutrients and it signals through the endocrine to control the speed of digestion.
Answer:
In an ecological pyramid, organism A usually represents a producer as it is the first part of a pyramid. Each food chain or food web begins with a producer. This is because producer organisms are able to produce their own food and hence bring in the energy for a food chain or a food web. Hence, it organism A is the first part of an ecological pyramid, then it will be producers which produce their food.