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What is the fate of pyruvate in the absence of oxygen, and why is this alternative pathway necessary for a cell?

Choose the verb that fits most logically.  Conjugate it to match the subject.  Don’t write the subject; only write the verb form.  Follow the model. Modelo: Tú _______________ (subir / abrir) la montaña.  = subes  Yo __________________ (poner / salir) en sábado por mi vacación en Florida.

Choose the verb that fits most logically.  Conjugate it to match the subject.  Don’t write the subject; only write the verb form.  Follow the model. Modelo: Tú _______________ (subir / abrir) la montaña.  = subes  Ellos _____________________ (correr / recibir) regalos (gifts).

Besides phospholipids, what other major components are found in the cell membrane, and what are their functions?

Conjugate the verb into the correct form.  Only the verb form is needed in your answer;  not the subject.  Follow the model. Modelo: tener, ella = tiene dar, yo

Describe the two main stages of photosynthesis. What are the inputs and primary outputs of each stage?

Describe endocytosis, including its three main types, and provide an example of its importance in the body.

Describe two environmental factors that can affect enzyme activity and how they do so.

Conjugate the verb to match the subject.  You only need to write the verb form;  the subject isn’t needed.  Follow the example. Modelo: aprender, ellos = aprenden abrir, él

Conjugate the verb into the correct form to match the subject.  Only the verb form is needed in your answer;  not the subject.  Follow the model. Modelo: caer, yo = caigo tener, ellos