Q: During fetal development of the heart, what does the bulbus cordis develop into? Choices: - right atrium - last ventricle - left atrium - right ventricle A:
right ventricle

(Question)
Q: Within the petals are two whorls of fertile floral organs that produce what? Choices: - leaves - toxins - fibers - spores A:
(Answer)
spores

Ques: Q: Earth goes through regular changes in its position relative to? Choices: - the moon - saturn - mars - the sun A:
Ans: the sun

(Q).
Q: What mammalian feature serves functions such as filtration and keeping the body warm? Choices: - shivering - sensory organs - sweat - hair A:
(A).
hair

Ques:Q: Red litmus paper turns what color when placed in a basic solution? Choices: - white - orange - pink - blue A:

Ans:blue

Question: Q: Deletions remove one or more what from the dna? Choices: - codons - exons - genes - nucleotides A:
Answer:
nucleotides