Q: In which order does the reactivity of halogen group decline? Choices: - bottom to top - right to left - left to right - top to bottom A:
top to bottom

(Question)
Q: What structures on the gastrodermal cells keep the contents of the gastrovascular cavity agitated and help distribute nutrients? Choices: - telomeres - sporangia - nucleus - flagella A:
(Answer)
flagella

Ques: Q: What is it in bone marrow transplants that may cause a graft versus host reaction? Choices: - tumors - neutrophils - cancer - lymphocytes A:
Ans: lymphocytes

(Q).
Q: Freezing rain that falls from the sky is also called? Choices: - snowfall - hail - fog - sleet A:
(A).
sleet

Ques:Q: Habitat loss, introduced species, overharvesting, and global change are major threats to what? Choices: - the earth's gravity - the sun - transportation - biodiversity A:

Ans:biodiversity

Q: What forms when the dna in the nucleus wraps around proteins? Choices: - rna - genes - ribosomes - chromosomes A:
chromosomes