Which of the following factors would also affect tree growth, and thus complicate the experiment described above?
A. the presence of other tree parasites
B. the distribution of nutrients in each tree's
local environment
C. the amount of leaves, and thus
photosynthetic production, of each of the
trees
D. the ambient light conditions, and thus
photosynthetic production, for each of the
trees
E. All of responses above would also affect
the growth of the trees, and thus complicate
the experiment described above.
E
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Which of the following is incorrectly matched?
A. simple cuboidal; kidney tubules B. stratified columnar; urethra C. stratified squamous; esophagus D. simple columnar; intestines E. simple squamous; nasal passages
In the primary stage of syphilis, the initial symptom is a small, painless, reddened ulcer called a ________.
Fill in the blank(s) with the appropriate word(s).
Albinism is an autosomal (not sex-linked) recessive trait. A man and woman are both of normal pigmentation and have one child out of three who is albino (without melanin pigmentation). What are the genotypes of the albino's parents?
A) One parent must be homozygous for the recessive allele; the other parent can be homozygous dominant, homozygous recessive, or heterozygous. B) One parent must be heterozygous; the other parent can be homozygous dominant, homozygous recessive, or heterozygous. C) Both parents must be heterozygous. D) One parent must be homozygous dominant; the other parent must be heterozygous.
In some circumstances, when two different carbon sources are available, growth will occur first using one carbon source, then after a short lag period, growth will resume using the second carbon source. This process is called ________ growth.
A. alternating B. dimorphic C. bimorphic D. diauxic