Which of these organs are in the SAME SYSTEM? 1 point
thymus
lungs
testes
large intestine
urethra
lymph nodes

The health, management and conservation of biodiversity, is a challenge facing ecosystems worldwide. the major factors that affect the health and function of the great barrier reef are climate change and pollution. which question investigates the effects of a biotic factor on the reef ecosystem?

Which of the following is true about the law of segregation? a.alleles will separate a zygote is created during fertilization b.allele pairs will separate when gametes are formed c.some alleles are dominant while others are recessive

What astronomers thought epicycles were correct?