An amphibian heart is shown in the diagram.
Which statement best describes the three chambers of the
heart?
Y receives oxygen-rich blood, X receives carbon dioxide
rich blood, and Z pumps blood.
Z receives oxygen-rich blood, X receives carbon dioxide
rich blood, and Y pumps blood,
X receives oxygen-rich blood, Y receives carbon dioxide
rich blood, and Z pumps blood.
Y receives oxygen-rich blood, Z receives carbon dioxide
rich blood, and X pumps blood.
Y
Z

Chinese privet is a plant that is native to china. over 150 years ago, chinese privet was introduced to the united states as a fast-growing shrub that serves as an excellent privacy hedge. with no natural herbivore, chinese privet quickly established itself and spread in natural areas throughout the southeast and eastern seaboard of the united states. its dominance in these areas has jeopardized the survival of native plant species. chinese privet provides evidence that introducing non-native organisms can cause environmental damage integrated pest management strategies will not decrease chinese privet populations american gardeners can easily control the spread of chinese privet non-native plant species have type i survivorship curves

What causes temperature extremes in the desert

What is the next step in muscle contraction after the actin changes shape? (apex)