While many Archaea are bacilli or cocci, unusual morphologies such as square, flattened and irregular discs have also been identified in certain species

Indicate whether the statement is true or false.


Answer: TRUE

Biology & Microbiology

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Which scenario describes an interaction between the system responsible for nutrient absorption and the system responsible for fighting illness?

a) food molecules are broken down at a faster rate to increase an organism's body temperature b) hormones travel through the blood to alert cells to absorb glucose c) the stomach responds to signs of a pathogen by forcing its contents back through the esophagus d) all of the other answer choices

Biology & Microbiology

Put the following steps of the Calvin cycle in the correct order: 1. carbon fixation 2. regeneration of RuBP 3. release of G3P 4. reduction

A) 1, 2, 3, 4 B) 1, 3, 4, 2 C) 1, 4, 3, 2 D) 4, 1, 2, 3

Biology & Microbiology

Recently the focus of research in behavioral ecology has been on the contribution by behavior to an animal's reproductive success. What is this called?

A. Fitness B. Average number of mates C. Longevity D. Foraging efficiency E. Rate of growth to sexual maturity

Biology & Microbiology

The archeological record indicates when people began using various grains and legumes and when these food plants were domesticated

Looking at the figure below, estimate how long humans have been selectively breeding grains. (Note that the gaps in the figure represent periods when no evidence of the crop indicated was found.) What will be an ideal response?

Biology & Microbiology