bio sem. 1

Question 1

t/f scientists usually believe ideas that are supported by evidence

Answer 1

t

Question 2

t/f “the bird has brown spots on its wings” i an example of an inference

Answer 2

f evidance

Question 3

for a hypothisis to have value it must be testable

Answer 3

t

Question 4

Scientists make shure that their published articals meet the standereds of the scientific community by going through the process of data anasis

Answer 4

f peer review

Question 5

a scientist working in the 1900s came up wih a hypothisis and found that it could make predictions about numerous new situations time and time again. The hypothesis can now rightfully be considered a result

Answer 5

f theory

Question 6

most plants and animals reproduce asexualy

Answer 6

sexually

Question 7

explain ph

Answer 7

low is stron acid i.e lots oh H+ high is opisite

Question 8

what are enzymes

Answer 8

biological catalysts

Question 9

what particals are equally present in atoms but not ions

Answer 9

protons and electrons

Question 10

what makes hydrogen bonds form

Answer 10

polarity

Question 11

monamer for fat

Answer 11

lipid

Question 12

monamer for proten

Answer 12

amino acid

Question 13

monamer for nucleic aid

Answer 13

nucleotide

Question 14

monamer for carbohydrate

Answer 14

shugar

Question 15

study monomer strucher for 10 mins

Question 16

do plants have mito chondira

Answer 16

yes

Question 17

red blood cell in pure water

Answer 17

grow b/c hypotonic