Fact 1: Cartilage is a tough tissue that contains a protein called collagen. Fact 2: Cartilage cells are called chondrocytes in mature cartilage. Given the two facts above, answer the question "Chondrocytes contain which type of protein?" with the following options: - Actin - Keratin - white - allow growth - Collagen - ligt - positive - Hemoglobin
Collagen

Fact 1: Flowers attract pollinators, and fruits encourage animals to disperse the seeds. Fact 2: Bats help flowers by spreading pollen. Given the two facts above, answer the question "What do bats do with seeds?" with the following options: - store - food - Grow well - grow - destroy - spread - bury - leave alone
spread

Q: Fact 1: Passive immunity lasts only as long as the antibodies survive in body fluids. Fact 2: Antibodies are also called gammaglobulins. Given the two facts above, answer the question "passive immunity lasts only as long as what survives in body fluids?" with the following options: - Energy. - gammaglobulins - heat or cold - bacteria - Chemical energy - parasites - Leptospirosis - Veins and arteries.
A: gammaglobulins

Question: Fact 1: Disease has a negative impact on an organism. Fact 2: Peace is freedom from sickness and disease. Given the two facts above, answer the question "What has a negative impact on an organism?" with the following options: - influenza - sickness - smallpox - leukemia - liver cancer - food - air - water
Answer: sickness

*Question*
Fact 1: Agreenhouse is used to protect plants by keeping them warm. Fact 2: Plants are Earth's producers. Given the two facts above, answer the question "What is used to protect producers and keep them warm?" with the following options: - an electric stove - sweaters - green houses - dirt - animal fur - In the winter - evaporation - plant fans
**Answer**
green houses

*Question*
Fact 1: Plant reproduction requires pollination. Fact 2: Perennial types are planted outside in spring. Given the two facts above, answer the question "what reproduction requires pollination?" with the following options: - humans - They lay eggs - Tropical - bees - insects - subtropical - perennials - heterotrophs
**Answer**
perennials