If you have 100 grams of a radioactive isotope (the parent) with a half-life of 10 years, how much of the non-radioactive element (the daughter) will be left after 10 years?

Differentiation of cells changes the nucleic information. true false

Scenario #2 in 2001, a population of 2,500 poison dart frogs lived in the amazon rain forest. due to increased deforestation, the population dwindled to 25 frogs in 2019. new government regulations were enacted in 2022, successfully putting an end to the deforestation of the amazon rain forest. once deforestation was stopped, the poison dart frog population was able to recover. by 2050, the population reached 8,000 frogs, of that population, 20 are homozygous recessive for being spotted (ss genotype). q2- ? q- p- p2- 2pq-

14. which of the following codons code for threonine? a. ucg b. ugu c. cga d. aca