Which of these nutrients are likely to be required for nitrogen fixation? (check all that apply)
_____ Nitrogen
_____ Hydrogen
_____ Sulfur
_____ Phosphorus
_____ Oxygen
_____ Chlorine
__X__ Nitrogen
__X__ Hydrogen
_____ Sulfur
_____ Phosphorus
_____ Oxygen
_____ Chlorine
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A reproductive cell, or gamete, has:
A. one allele for each gene. B. two alleles for each gene. C. one allele for each gene if it is homozygous and two if it is heterozygous. D. one allele for each gene if it is truebreeding and two if it is an F1 offspring. E. between one and four alleles for each gene.
Discuss the form and function of the ground tissue system
What will be an ideal response?
An embryo was exposed to a chemical early in its development. At birth, there is chromosomal damage to the circulatory system linked to the chemical exposure. What other organ systems should be examined for the same type of damage?
What will be an ideal response?
Chlamydia trachomatis produces a dormant, resistant stage which is transmitted from one host to another.
Answer the following statement true (T) or false (F)