Fibrous structures with three "arms" some archaea use for attachment to surfaces are (fimbriae/hami/pili)
What will be an ideal response?
hami
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Which of the following is true concerning the dodo bird?
a. The greatest effect by humans on the dodo bird was because Dutch sailors ate them b. The dodo bird went extinct in the twentieth century due to industrial pollution. c. Humans were not involved in their fate. d. Destruction of nests and habitat by animals that accompanied the sailors caused the greatest effect on dodo bird populations.
The above figure represents
a. petunia eggs. b. pine pollen. c. pansy spores. d. petal fragments. e. poppy seeds
In some jacana species, males take care of the eggs and young, and females compete among themselves for territories that contain one to several males. Female jacanas are significantly larger than males
Which of these statements would you predict to be true of this bird species? 1. Male jacana fitness is primarily limited by ability to take care of eggs and raise young. 2. Female jacana fitness is limited by the number of males in her territory with which a female mates. 3. Variation in reproductive success should be greater in male jacanas than in females. 4. Variation in reproductive success should be greater in female jacanas than in males. 5. Males and females have equal variation in reproductive success. A) 1 and 3 B) 2 and 4 C) 1, 2, and 4 D) 5
When did Darwin's voyage take place?
a. between 1731 and 1736 b. between 1831 and 1836 c. between 1854 and 1859 d. between 1931 and 1939