Horses typically can live around 30 years and a
healthy mare can produce one foal per year.
Horses are __ species.
a. opportunistic
b. type I
c. K-selected
d. r-selected
e. more than one of these types of
E
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In somatic hypermutation, the mutation of immunoglobulin genes occurs at much higher rates than the mutation rates observed in other genes
Indicate whether the statement is true or false.
Match the following names with the correct statements.
_______1. This German scientist proposed the theory of biogenesis—that life can arise only from preexisting life. _______2. This Dutchman built single lens microscopes as a hobby and is believed to be the first person to see live bacteria and protozoa. _______3. This German physician developed a step-by-step scientific method to prove that a particular microorganism causes a particular disease and contributed to what is known as “the germ theory of disease.” _______4. This French scientist discovered that microorganisms are responsible for fermentations, contributed to disproving abiogenesis, and contributed to what is known as “the germ theory of disease.” a. Robert Koch b. Louis Pasteur c. Rudolf Virchow d. Antony van Leeuwenhoek
What is the function of a crop as found in an
earthworm and other animals?
a. grinds food b. absorbs nutrients c. exit for waste d. stores food e. entrance for food
Identify two changes that occur at or shortly after birth that allow the neonate to live independently. What will be an ideal response?