Why does the heart need to have such an abundant supply of blood?

(pig anatomy)

Molecular data suggests that the lophotrochozoa is a new clade of bilaterally symmetric animals that originally included phyla separated by differences in body plan (those lacking a coelom, possessing a pseudocoelom, or possessing a true coelom).

a scientists wants to make a DNA fingerprint, and she has used polymerase chain reaction (PCR) what should her next step be?

The fluid filled region inside the cell membrane

What is the primary change that happens to a human during the third trimester of gestation? A. The brain learns how to control movements B. The brain learns to process information from the senses C. The organs mature D. The organs form Reset

What is the main characteristic of eusocial groups?

1. How is cell division different in plant and animal cells? Give at least 2 important differences.

Describe structures common to most leaves.

If a normal size cell divides yo can assume that

Alice is examining the transverse section of a stand under the microscope. She observes the vascular bundles are in a concentric pattern. What type of plant is she looking at

Which lymphocytes act as the bridge between the cellular and humoral responses?