Fact 1: HIV infects and destroys helper T cells. Fact 2: Helper T cells are the critical link in our immune system. Given the two facts above, answer the question "What does HIV damage?" with the following options: - Leptospirosis - immunities - Our immune system - immunizations - Veins and arteries. - respiratory system - Plant reproduction - the body's largest organ
Our immune system

(Question)
Fact 1: Birds evolved from a group of bipedal dinosaurs called theropods. Fact 2: Feathers are highly probable in the advanced bird-like theropods. Given the two facts above, answer the question "What are highly probable in the evolution of a group of bipedal dinosaurs?" with the following options: - group activities - heat energy - lack of teeth - animals - high altitidues - mammals - fur and fat - feathers
(Answer)
feathers

Ques: Fact 1: Feathers help birds fly and provide insulation. Fact 2: Penguins keep warm with layers of insulation. Given the two facts above, answer the question "Feathers help birds fly and what?" with the following options: - staying warm - keep warm - Absorb light - allow growth - keep birds - protect them - keep cool - keep grounded
Ans: keep warm

(Q).
Fact 1: Rivers are usually larger than streams. Fact 2: Snows melt and replenish the rivers and lakes. Given the two facts above, answer the question "Streams are smaller than something made from what?" with the following options: - Metling snow - body water - an organism's body - Sediment - fossil fuels - Weathering - erosion - aqueous solution
(A).
Metling snow

Ques:Fact 1: Oxygen is essential for cellular respiration for all aerobic organisms. Fact 2: Oxygen, for example, is produced by plants. Given the two facts above, answer the question "What is essential for cellular respiration for all aerobic organisms." with the following options: - electron - glucose - Energy - Energy. - chemicals - Plants - fungi - bacteria

Ans:Plants

Ques:Fact 1: Producers make food from inorganic molecules. Fact 2: Green plants are producers . Given the two facts above, answer the question "what makes food from inorganic molecules?" with the following options: - Cooking - plants - bacteria - h2o - insects - agriculture - chicken - green plants

Ans:
green plants