Which cells block the entry of microbes and destroy them by secreting antimicrobial enzymes, proteins, and peptides within the mucous membrane linings of the gastrointestinal, respiratory, and urogenital tract

answer: b: experiments that showed that all cells are similar in how they metabolize and in their composition

explanation:

the answer is admiramos

the rule for verbs is whoever you are referring to (in this case 'nosotros'), you need to change the ending of the word.

nosotros - amos

yo - o

tu - as

el, ella, usted - a

ellos, ellas, ustedes - an

(examples: nosotros bailamos (instead of bailar) or yo hablo (instead of habla)

it is called the mitotic spindle

protein makes up the building blocks of organs, muscles, skin, hormones and pretty much everything that matters in your body.

some choices are:

peanut butter

seeds

eggs

yogurt

meats

fish

so pretty much meat, dairy, nuts, and grains.