These two homologous chromosomes have ___ alleles in common and differ by ___ alleles

1.1, 3
2.2, 2
3.3, 1
4.4, 0
2

Biology & Microbiology

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Which tissue type produces melanin?

A. epithelial B. connective C. muscle D. nervous E. endocrine

Biology & Microbiology

What weight classification would include a person with a BMI of 23?

What will be an ideal response?

Biology & Microbiology

James is a 42-year-old man with hemophilia, a sex-linked recessive condition. His daughter, Susan, who has normal blood clotting, is married to Fred who also has hemophilia. Susan and Fred are expecting their first child and an ultrasound shows that the fetus is male. What is the approximate probability that their new son will have hemophilia?

A. 1/4 B. 1/2 C. 1 (100%) D. 3/4 E. 2/3

Biology & Microbiology

Many species might coexist in a particular environment by occupying different ecological

A. niches. B. domains. C. biomes. D. territories. E. ranges.

Biology & Microbiology