Human and sperm whale myoglobin have very similar primary structures. which of the following statements are correct? 1) the two proteins are very likely related evolutionarily. 2) the differences in the sequences in many instances represent a conservative change (such l for i). 3) the differences in the sequences in many instances represent a nonconservative change (such as d for a). 4) there is no correlation between the two proteins, since they originate from very different species.

Asap timed! 1. ice core samples from glaciers ice caps contain bubbles of ancient atmosphere that are in layers based on age. what questions are scientists most interested in? a. how the amount of water vapor needed to make the ice has changed b. how the amount of ozone has changed over time. c. how the amount of ice in each layer has changed over time d. how the amount of carbon dioxide has changed over time 2. what produces milankovich cycles ? a. sunspots ams solar flare on the suns surface b. changes in the earths orbit c. gravitational changes bases on the position of the sun and the moond. cycles of vegetation that result in desert and rainforest conditions

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this

Coral have a symbiotic relationship with what in order to eat?