Write two or three sentences describing how the process in part (a) supports all the trophic levels in this ecosystem. (5 points)

Living cells cannot use heat to provide the activation energy for biochemical reactions because which choice(s) complete the sentence correctly? a) answer choice ii. eliminate b) answer choices ii and iv. c) answer choice iii and iv. d) all answers can complete the sentence.

Babies with very low or very high birth weight are less likely to survive. observe a graph of the data.

Which cell organelle is the site for photosynthesis? a. chloroplast b. endoplasmic reticulum c. golgi apparatus d. lysosome