Match the following parts of a flower with their descriptions.

1. pistil
connects the stem to the flower
2. stamen
5
the most colorful parts of the flower
3. sepal
1
divided into three parts: stigma, ovary, and style
4. receptacle
green, leaf-like covers at the bottom of the flower
5. petals
2
the male part of the flower

Which of the following observation darwin shape his concept of descent with modification? a) species diversity declines farther from the equator. b) fewer species live on islands than on the nearest continents. c) birds live on islands located farther from the mainland than the bird's maximum nonstop flight distance. d) south american temperate plants are more similar to the tropical plants of south america than to the temperate plants of europe. e) earthquakes reshape life by causing mass extinctions.

What are the characteristics of subsystem

Select the correct answer. what does the hardy-weinberg principle relate to? a. chances of survival of an organism b. frequency of alleles in a population c. natural selection in a species d. causes of evolution among organisms