The organisms that form the base of most open-ocean food webs are

a. fish.

b. coral.

c. plankton.

d. kelp.

From which geologic era are fossils most commonly found?

Height and weight are two quantitative traits in humans. Monozygotic (identical) twins reared together differ on average by 1.7 cm in height, while those reared apart differ by 1.8 cm. Monozygotic twins reared together differ on average by 1.

Which of the following is evidence for how the composition of the atmosphere has changed on Earth over time? a.

Which of the following are able to infect and disrupt the life functions of plants and animals?

Do all social hazards result from an individuals lifestyle choice? Explain

How do i predict the number of bubbles someone can get from pondweed with a lamp distance of 16cm

The first step in the process of gene expression is transcription. what is the product of transcription during gene expression? a. a codon b. a molecule of rna c. an rna polymerase dna molecule of thymine

Which layer is made of solid nickel and iron? A. crust B. mantle C. outer core D. inner core I think it is either the inner core or the outer core.

What is a biological definition of Archaea.

4. What did the mitochondrial DNA testing show? What do scientists believe happened to Anastasia?