7. What are the two most important minerals for Teenagers?
30 POINTS...
Biology, 18.12.2020 19:00 wittlemarie
7. What are the two most important minerals for Teenagers?
30 POINTS
Answers: 2
Biology, 21.06.2019 15:00
Metamorphic rocks are formed when sedimentary or igneous rocks are subjected to heat or pressure and recrystallize without melting. which of the following rocks results from the metamorphism of limestone? a. granite b. slate c. sandstone d. marble
Answers: 1
Biology, 22.06.2019 02:00
How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.
Answers: 1
Biology, 22.06.2019 06:50
How many chromosomes does each human cell contain? a. 23 chromosomes b. 26 chromosomes c. 43 chromosomes d. 46 chromosomes
Answers: 2
Mathematics, 21.08.2020 07:01
Chemistry, 21.08.2020 07:01
Mathematics, 21.08.2020 07:01
Business, 21.08.2020 07:01
Business, 21.08.2020 07:01
Spanish, 21.08.2020 07:01
Medicine, 21.08.2020 07:01
English, 21.08.2020 07:01
Chemistry, 21.08.2020 07:01
Mathematics, 21.08.2020 07:01
Mathematics, 21.08.2020 07:01
Mathematics, 21.08.2020 07:01
Mathematics, 21.08.2020 07:01