False. Their exoskeletons are made of silica.
Answer:
Choice: (A) The herd has reached its carrying capacity because the growth rate is negative.
Explanation:
Answer:
The Earth’s biomes are categorized into two major groups: terrestrial and aquatic. Terrestrial biomes are based on land, while aquatic biomes include both ocean and freshwater biomes.Terrestrial ecosystems are known for their diversity; they are grouped into large categories called biomes. Grouping these ecosystems into just a few biome categories obscures the great diversity of the individual ecosystems within them. For example, there is great variation in desert vegetation: the saguaro cacti and other plant life in the Sonoran Desert, in the United States, are relatively abundant compared to the desolate rocky desert of Boa Vista, an island off the coast of Western Africa
Answer:
The diagram is used by biologists to determine the probability of an offspring having a particular genotype.
