Working from deep geologic strata toward shallow geologic strata, what is the sequence in which fossils of these groups should make their first appearance?
1. charophytes
2. single-celled green algae
3. hornworts
4. plants with a dominant sporophyte

Im inn a ! what"s the answer which of the following is one way creativity can scientists? by ensuring they follow the scientific method by increasing the amount of time it takes to complete scientific experiments by making sure they only try things that have already been proven by leading them to ask more questions about the natural world

What do we call an individual that has inherited two identical alleles for the same trait? a.homozygous b.heterozygous c.monozzygous

For each of the formulas, classify the formula as either an empirical formula, a molecular formula, or both. nahco3 empirical molecular both