Algae

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Phototrophs or Heterotrophs?

•Single-celled plants and simple multicellular plants
•Primary producers: phytoplankton
•Evolved by engulfing phototrophs

--Primary endosymbionts
-Green algae
-Red algae

--Secondary endosymbionts
-Cryptophyte algae
-Kelp
-Diatoms

Biology & Microbiology

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Any genetic differences between individuals in a population are called  

A.  markers. B.  alleles. C.  polymorphisms. D.  SNPs.

Biology & Microbiology

The term ________ (from Greek words meaning "cell movement") refers to the division of the cytoplasm

Fill in the blank(s) with correct word

Biology & Microbiology

Which is NOT a correct step in the hormone regulation of blood pressure and reabsorption?

Select one: a. When blood volume and pressure are low, the juxtaglomerular apparatus secretes renin. b. When blood pressure is high, the heart atria secrete ANH. c. High blood pressure causes the kidneys to secrete aldosterone. d. Renin leads to production of angiotensin I and II and eventual reabsorption of sodium ions and water. e. If you drink more water, the pituitary reduces ADH and more water and urine are excreted.

Biology & Microbiology

Passive Transport

What will be an ideal response?

Biology & Microbiology