Answer:
A
B
D
Explanation:
The Digestive System, the Immune System and the Reproductive System have common functions because they all do the same thing. They all digest food but in their different ways
I would say B, <span>differ greatly between single solar systems. As we all know, I believe this is the only planet with life, but there might be many out there, too. Each planet should have very different characteristics unlike ours. So it may vary.</span>
Answer:
I. They produce many offspring in a short period of time II. They have very low survivorship early in life
Explanation:
The r-selected species are the ones who produce the maximum number of offspring as quickly as possible when the resources are abundant. The individuals of the r-selected species have a small body size and exhibit early maturity. They have a short life span and provide little or no parental care to the young ones. Therefore, the survival chances of the young ones in the early stages of life are very low.
These species are found in variable, temporary, or unpredictable environments. Some examples of r strategists are insects, such as mosquitoes, and common weeds, such as the dandelion that produce a large number of offspring as the favorable growth conditions arrive.
Answer:
Human red blood cells Human cheek cells Does not have nucleus. Have nucleus. Biconcave shape. ... Animal cells do not have cell wall and the cells are in irregular shape whereas plant cells have cell wall and the cells are in regular shape.
Explanation:
Goodluck