The complement system
A. Kills bacteria on the same principle as macrophages
B. requires the recognition of a surface epitope by immunoglobulins
C. complements auxotrophic bacterial strains
D. None​

What is the domain of the linear function below? Y=6x+3A. All negative numbersB. All positive numbersC. Integers onlyD. All real numbers Read and choose the option with the correct answer, based on what you learned from the lesson.Mi nombre es Estela. Yo tengo que poner y quitar la mesa y lavar los platos cada da con mi mam. Mi pap no tiene que poner ni quitar la mesa ni lavar los platos.Tengo que barrer y fregar el piso con mi mam cada > semana. Mi amigo Pepe no tiene que barrer ni fregar el piso.Ana, tienes que limpiar cada da?S, tengo que pasar la aspiradora el martes y lavar los platos los lunes, mircoles y viernes. Mi hermano, > no tiene que pasar la aspiradora el martes ni lavar los platos.Based on what you learned from the lesson, which country are Estela and Ana describing? USA Argentina Dominican Republic Germany Which of the following is not an example of coevolution? A. Prey evolve faster running to escape, and predators evolve to smarter at catching prey. B. Predators evolve heavy jaws to crunch the bones of herbivores, and herbivores evolve thick fur for warmth. C. Plants evolve chemical defenses and herbivores evolve ways to neutralize the chemicals. D. Insects evolve green wings to blend into the environment, and predators evolve better eyesight to find the prey. Explain why. I will give u BRAINLIEST for all 3 question answers -2y + x +3How many terms are in the expression Why may an asthmatic patient produce a wheezing sound and difficulty in breathing What does ablaze with admiration means. Use the following dichotomous key to identify an irregular blue flower with five petals and a fruit that is a ripened flower ovary or follicle. Dichotomous Key of Ranunculaceae #1.a. Fruit is a group of alkenes.(go to step 2) b. Fruit is a group of follicles.(go to step 4) #2.a. Petals are not present.(go to step 3) b. Petals are present.(Ranunculus) #3.a. The flower has 4 sepals.(Clematis) b. The flower has 5 sepals.(Anemone) #4.a. The flowers are regular.(Aquilegia) b. The flowers are irregular.(Delphinium) The flower is a: A. Anemone B. Clematis C. Delphinium D. Ranunculus Which one is it??????? How did the cotton gin affect slaves? Read the sentences.Human beings are responsible for pollution and increasing the levels of pollution. This is happening all over the world. Pollution has many effects.Without changing their meaning, how should the sentences be combined into one sentence with no unnecessary words? A. Human beings all over the world are responsible for the effects of increasing pollution. B. Human beings are responsible, for increasing pollution all over the world, and its effects. C. Pollution levels are increasing all over the world and human beings are responsible for its effects. D. Human beings are responsible for increasing the effects of pollution which is happening all over the world. question 8 thank youuu How was the Middle Passage related to the triangular trade? How do astronomers recognize regions in the night sky? *A. by using constellationsB. by measuring apparent brightnessC. by using the Doppler shift of galaxiesD. by using naked-eye astronomy methods Let T1 be the time between a car accident and reporting a claim to the insurance company. Let T2 be the time between the report of the claim and payment of the claim. The joint density function of T1 and T2, f(t1, t2), is constant over the region 0 < t1 < 6, 0 < t2 < 6, t1 t2 < 10, and zero otherwise. Determine E[T1 T2], the expected time between a car accident and payment of the claim. Determine which word or phrase, if any, is an interjection.Hey! I see the parade comingA.HeyB.paradeC.neither What television shows, movies, or advertisements relate to the topic of health insurance? Select the correct answer.Leo is researching the impact of technology on student achievement on state assessments. Which keywords will help Leo find informationrelevant to the topic?A. technology, achievementB. testing, achievementC. iPads, assessmentsD. assessments, growth Describe Ned's plan of escape once the Nautilus had entered the Mediterranean.(20,000 Leagues Under The Sea) Native American tribes for thousands of years and arriving European colonists who settled in this area hundreds of years ago relied on an abundance ofwhich of the following natural resources? Select all that apply.A: Fertile soil rich in nutrients for growing wheat (to make flour), tobacco, and cropsB: Wood harvested from forestsC: Gold and other minerals from deep minesD: Abundant populations of fish, oysters, and fur-bearing mammals.E: Access to freshwater (rivers and groundwater)