Which statements describe biodiversity? check all that apply.
it can describe any area from a small ecosystem to earth as a whole.
it refers to the number and variety of organisms in an area.
it refers to only the number of organisms in an area.
it refers to only the variety of organisms in an area.
it contributes to the sustainability of an ecosystem.
Answers: 2
Biology, 21.06.2019 19:00, averylivinglife2041
One statements is an example of a scientific observation. another statement is an example of a scientific explanation. identify the correct statement for each category to illustrate how scientific explanations are inferred from scientific observations.
Answers: 3
Biology, 21.06.2019 22:00, misscheoneyo
Which statement best describes the relationship between an allele and a gene? question 1 options: an allele is a variation of a gene that can be expressed as a phenotype. an allele is the part of a gene that attaches to messenger rna molecules. an allele is a segment of a dna molecule that controls replication of a gene.
Answers: 3
Biology, 22.06.2019 01:40, warnene17
Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat
Answers: 1
Which statements describe biodiversity? check all that apply.
it can describe any area...
it can describe any area...
Mathematics, 16.04.2020 02:09
Mathematics, 16.04.2020 02:09