Which chart correctly shows three of the organisms according to their roles in cycling matter in the
marine food web?
A
Decomposer
Primary Secondary
Consumer Consumer
bacteria fish
seal
B
Primary Secondary
Consumer Consumer
fish
seal
Decomposer
polar bear
С.
Decomposer
Primary
Consumer
krill
Secondary
Consumer
fish
bacteria
D.
Primary
Consumer
ice algae
Secondary
Cousumer
Decomposer
fish

Which statement best describes the relationship between an allele and a gene? question 1 options: an allele is a variation of a gene that can be expressed as a phenotype. an allele is the part of a gene that attaches to messenger rna molecules. an allele is a segment of a dna molecule that controls replication of a gene.

The steps in the formation of extrusive igneous rocks are listed below in an incorrect order: 1. rock melts due to high temperature. 2. rock is buried deep under earth's surface. 3. magma is forced out of earth's surface during volcanic eruption. 4. lava cools and crystallizes to igneous rock. which of these best shows the correct order of steps in the formation of extrusive igneous rocks? 1, 3, 4, 2 2, 1, 3, 4 3, 4, 2, 1 4, 2, 1, 3

What is the meaning of endocytosis ?