Which information did the glomar challenger study in 1968?

a. the rate of seafloor spreading.
b. the direction of seafloor spreading
c. the age of rocks in various places in the ocean.
d. the contents of rocks in various places in the ocean

Can someone me with this and tell me what’s fracking and what does it have to do with carbon, carbon dioxide, or fossil fuels?

Leila has dimples because she received a gene copy from her father that coded for dimples. this means that dimples are an example of a trait that is

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-